| |
| Kingdom Animalia |
| |
Uperoleia altissima Davies, Watson, McDonald, Trenerry and Werren, 1993 -- valid |
| |
| Kingdom Plantae |
| |
Abronia maritima Nutt. ex S. Watson -- accepted -- red sand verbena |
| |
Abronia nana S. Watson -- accepted -- dwarf sand verbena |
| |
Abronia nana var. nana S. Watson -- accepted -- dwarf sand verbena |
| |
Abronia turbinata Torr. ex S. Watson -- accepted -- transmontane sand verbena |
| |
Abronia villosa S. Watson -- accepted -- desert sand verbena |
| |
Abronia villosa var. villosa S. Watson -- accepted -- desert sand verbena, woolly desert sand verbena |
| |
Abutilon berlandieri A. Gray ex S. Watson -- accepted -- Berlandier's Indian mallow |
| |
Abutilon malacum S. Watson -- accepted -- yellow Indian mallow |
| |
Abutilon newberryi S. Watson -- not accepted |
| |
Abutilon parishii S. Watson -- accepted -- Parish's Indian mallow |
| |
Abutilon reventum S. Watson -- accepted -- yellowflower Indian mallow |
| |
Acacia millefolia S. Watson -- not accepted -- milfoil wattle, Santa Rita acacia |
| |
Acacia schaffneri (S. Watson) F.J. Herm. -- not accepted -- Schaffner's wattle, twisted acacia |
| |
Acacia schaffneri var. schaffneri (S. Watson) F.J. Herm. -- not accepted -- Schaffner's wattle |
| |
Acalypha pringlei S. Watson -- not accepted |
| |
Achnatherum occidentale (Thurb. ex S. Watson) Barkworth -- accepted -- western needlegrass |
| |
Achnatherum occidentale ssp. occidentale (Thurb. ex S. Watson) Barkworth -- accepted -- western needle grass, western needlegrass |
| |
Acmispon nevadensis (S. Watson) Brouillet -- accepted -- Nevada bird's-foot trefoil |
| |
Acmispon nevadensis var. nevadensis (S. Watson) Brouillet -- accepted -- Nevada bird's-foot trefoil |
| |
Acnida altissima var. subnuda (S. Watson) Fernald -- not accepted |
| |
Acnida floridana S. Watson -- not accepted |
| |
Acnida subnuda (S. Watson) Standl. -- not accepted |
| |
Acrolasia dispersa (S. Watson) Davidson -- not accepted |
| |
Actaea arizonica (S. Watson) J. Compton -- accepted -- Arizona bugbane |
| |
Actaea laciniata (S. Watson) J. Compton -- accepted -- Mt. Hood bugbane |
| |
Adenostoma fasciculatum var. obtusifolium S. Watson -- accepted -- chamise |
| |
Adolphia californica S. Watson -- accepted -- California adolphia, California prickbush |
| |
Agrostis exarata var. microphylla S. Watson ex Vasey -- not accepted |
| |
Aklema plicata (S. Watson) Millsp. -- not accepted |
| |
Aletes bipinnata (S. Watson) W.A. Weber -- not accepted |
| |
Aletes nivalis (S. Watson) W.A. Weber -- not accepted |
| |
Aletes parryi (S. Watson) W.A. Weber -- not accepted |
| |
Aliciella latifolia (S. Watson) J.M. Porter -- accepted -- broad-leaf gilia |
| |
Aliciella latifolia ssp. latifolia (S. Watson) J.M. Porter -- accepted -- broadleaf gilia |
| |
Allenrolfea occidentalis (S. Watson) Kuntze -- accepted -- iodinebush |
| |
Allionia glabra (S. Watson) Kuntze -- not accepted |
| |
Allium atrorubens S. Watson -- accepted -- dark red onion, darkred onion, red onion |
| |
Allium atrorubens var. atrorubens S. Watson -- accepted -- darkred onion |
| |
Allium atrorubens var. cristatum (S. Watson) McNeal -- accepted -- darkred onion, Wild onion |
| |
Allium bidwelliae S. Watson -- not accepted |
| |
Allium bigelovii S. Watson -- accepted -- Bigelow onion, Bigelow's onion |
| |
Allium bisceptrum S. Watson -- accepted -- aspen onion, twincrest onion |
| |
Allium bisceptrum var. bisceptrum S. Watson -- not accepted -- twincrest onion |
| |
Allium bisceptrum var. palmeri (S. Watson) Cronquist -- not accepted -- aspen onion |
| |
Allium bolanderi S. Watson -- accepted -- Bolander's onion |
| |
Allium bolanderi var. bolanderi S. Watson -- accepted -- Bolander's onion |
| |
Allium brandegeei S. Watson -- accepted -- Brandegee's onion |
| |
Allium brevistylum S. Watson -- accepted -- shortstyle onion |
| |
Allium breweri S. Watson -- not accepted |
| |
Allium campanulatum S. Watson -- accepted -- dusky onion, Sierra onion |
| |
Allium campanulatum var. bidwelliae (S. Watson) Jeps. -- not accepted |
| |
Allium collinum Douglas ex S. Watson -- not accepted |
| |
Allium cristatum S. Watson -- not accepted |
| |
Allium cusickii S. Watson -- not accepted |
| |
Allium douglasii var. nevii (S. Watson) Ownbey & Mingrone -- not accepted |
| |
Allium fimbriatum S. Watson -- accepted -- fringed onion |
| |
Allium fimbriatum ssp. parryi (S. Watson) Traub & Ownbey -- not accepted |
| |
Allium fimbriatum var. fimbriatum S. Watson -- accepted -- fringed onion |
| |
Allium fimbriatum var. parryi (S. Watson) Ownbey & Aase -- not accepted |
| |
Allium geyeri S. Watson -- accepted -- Geyer onion, Geyer's onion |
| |
Allium geyeri var. geyeri S. Watson -- accepted -- Geyer onion, Geyer's onion |
| |
Allium haematochiton S. Watson -- accepted -- redskin onion |
| |
Allium lacunosum S. Watson -- accepted -- pitted onion |
| |
Allium lacunosum var. lacunosum S. Watson -- accepted -- pitted onion |
| |
Allium lemmonii S. Watson -- accepted -- Lemmon onion, Lemmon's onion |
| |
Allium macrum S. Watson -- accepted -- rock onion |
| |
Allium madidum S. Watson -- accepted -- swamp onion |
| |
Allium nevadense S. Watson -- accepted -- Nevada onion |
| |
Allium nevadense var. cristatum (S. Watson) Ownbey -- not accepted |
| |
Allium nevadense var. cristatum (S. Watson) Ownbey -- not accepted |
| |
Allium nevadense var. nevadense S. Watson -- not accepted -- Nevada onion |
| |
Allium nevii S. Watson -- accepted -- Nevius' garlic |
| |
Allium nuttallii S. Watson -- not accepted |
| |
Allium palmeri S. Watson -- not accepted |
| |
Allium parishii S. Watson -- accepted -- Parish's onion |
| |
Allium parryi S. Watson -- accepted -- Parry's fringed onion |
| |
Allium platycaule S. Watson -- accepted -- broadstem onion, broadstemmed onion |
| |
Allium pleianthum S. Watson -- not accepted -- manyflower onion |
| |
Allium plummerae S. Watson -- accepted -- Tanners Canyon onion |
| |
Allium scilloides Douglas ex S. Watson -- accepted -- fragile onion |
| |
Allium serratum S. Watson -- not accepted -- pompom onion |
| |
Allium tribracteatum var. andersoni S. Watson -- not accepted |
| |
Allium tribracteatum var. andersonii S. Watson -- not accepted |
| |
Allium validum S. Watson -- accepted -- Pacific onion, swamp onion |
| |
Alnus incana var. virescens S. Watson -- not accepted |
| |
Alternanthera palmeri (S. Watson) -- not accepted -- Palmer's joyweed |
| |
Amaranthus blitoides S. Watson -- accepted -- mat amaranth, prostrate amaranth, prostrate pigweed |
| |
Amaranthus californicus (Moq.) S. Watson -- accepted -- California amaranth, California pigweed |
| |
Amaranthus chihuahuensis S. Watson -- accepted -- Chihuahuan amaranth |
| |
Amaranthus fimbriatus (Torr.) Benth. ex S. Watson -- accepted -- fringed amaranth, fringed pigweed |
| |
Amaranthus fimbriatus var. fimbriatus (Torr.) Benth. ex S. Watson -- not accepted -- fringed amaranth, fringed pigweed |
| |
Amaranthus floridanus (S. Watson) J.D. Sauer -- accepted -- Florida amaranth |
| |
Amaranthus greggii S. Watson -- accepted -- Gregg's amaranth |
| |
Amaranthus leucocarpus S. Watson -- not accepted |
| |
Amaranthus palmeri S. Watson -- accepted -- carelessweed, Palmer's amaranth |
| |
Amaranthus powellii S. Watson -- accepted -- Powell's amaranth, Powell's pigweed |
| |
Amaranthus powellii ssp. powellii S. Watson -- not accepted -- Powell's amaranth |
| |
Amaranthus pringlei S. Watson -- not accepted -- Pringle's amaranth |
| |
Amaranthus retroflexus var. powellii (S. Watson) B. Boivin -- not accepted |
| |
Amaranthus torreyi auct. non (A. Gray) Benth. ex S. Watson -- not accepted |
| |
Amaranthus torreyi auct. non (A. Gray) Benth. ex S. Watson -- not accepted |
| |
Amaranthus torreyi (A. Gray) Benth. ex S. Watson -- accepted -- Torrey's amaranthus |
| |
Amaranthus tuberculatus var. subnudus (S. Watson) Mohlenbr. -- not accepted |
| |
Amaranthus venulosus S. Watson -- not accepted -- fringed amaranth |
| |
Amaranthus wrightii S. Watson -- accepted -- Wright's amaranth |
| |
Amerosedum debile (S. Watson) Á. Löve & D. Löve -- not accepted |
| |
Amerosedum divergens (S. Watson) Á. Löve & D. Löve -- not accepted |
| |
Amerosedum radiatum (S. Watson) Á. Löve & D. Löve -- not accepted |
| |
Ammoselinum butleri (Engelm. ex S. Watson) J.M. Coult. & Rose -- accepted -- Butler's sandparsley |
| |
Amphiscirpus nevadensis (S. Watson) Oteng-Yeb. -- accepted -- Nevada bulrush |
| |
Amyris madrensis S. Watson -- accepted -- mountain torchwood |
| |
Androstephium breviflorum S. Watson -- accepted -- pink funnel lily, pink funnellily, smallflower androstephium |
| |
Anemone drummondii S. Watson -- accepted -- Drummond's anemone |
| |
Anemone drummondii ssp. drummondii S. Watson -- not accepted -- Drummond's anemone |
| |
Anemone drummondii var. drummondii S. Watson -- accepted -- Drummond's anemone |
| |
Anemone occidentalis S. Watson -- accepted -- white pasqueflower |
| |
Angelica dawsonii S. Watson -- accepted -- Dawson's angelica |
| |
Angelica kingii (S. Watson) J.M. Coult. & Rose -- accepted -- King's angelica |
| |
Angelica lyallii S. Watson -- not accepted |
| |
Angelica pinnata S. Watson -- accepted -- small-leaf angelica, smallleaf angelica |
| |
Angelica tomentosa S. Watson -- accepted -- woolly angelica |
| |
Angelica tomentosa var. tomentosa S. Watson -- not accepted -- woolly angelica |
| |
Angelica wheeleri S. Watson -- accepted -- Utah angelica |
| |
Anhalonium furfuraceum (S. Watson) J.M. Coult. -- not accepted |
| |
Anoda reticulata S. Watson -- accepted -- netted anoda |
| |
Antigonon flavescens S. Watson -- accepted -- lovechain |
| |
Antirrhinum kingii S. Watson -- not accepted |
| |
Aphyllon dugesii S. Watson -- not accepted |
| |
Apium echinatum (Nutt. ex DC.) Benth. & Hook. f. ex S. Watson -- not accepted |
| |
Aquilegia flavescens S. Watson -- accepted -- yellow columbine |
| |
Aquilegia flavescens var. flavescens S. Watson -- not accepted -- yellow columbine |
| |
Aquilegia formosa var. flavescens (S. Watson) M. Peck -- not accepted |
| |
Aquilegia longissima A. Gray ex S. Watson -- accepted -- long spur columbine, longspur columbine |
| |
Arabis arcuata var. perennans (S. Watson) M.E. Jones -- not accepted |
| |
Arabis arcuata var. subvillosa S. Watson -- not accepted |
| |
Arabis arenicola var. pubescens auct. non (S. Watson) Gelert -- not accepted |
| |
Arabis beckwithii S. Watson -- not accepted -- Beckwith's rockcress |
| |
Arabis bolanderi S. Watson -- not accepted |
| |
Arabis breweri S. Watson -- not accepted -- Brewer's rockcress |
| |
Arabis breweri var. breweri S. Watson -- not accepted -- Brewer's rockcress |
| |
Arabis confinis S. Watson -- not accepted |
| |
Arabis cusickii S. Watson -- not accepted -- Cusick's rockcress |
| |
Arabis fendleri (S. Watson) Greene -- not accepted -- fendler rockcress, Fendler's rockcress |
| |
Arabis fendleri var. fendleri (S. Watson) Greene -- not accepted -- Fendler's rockcress |
| |
Arabis fernaldiana var. stylosa (S. Watson) Rollins -- not accepted -- park rockcress |
| |
Arabis furcata S. Watson -- accepted -- Columbia Gorge rockcress |
| |
Arabis furcata var. furcata S. Watson -- not accepted -- Columbia Gorge rockcress |
| |
Arabis holboellii var. fendleri S. Watson -- not accepted |
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Arabis howellii S. Watson -- not accepted |
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Arabis lemmonii S. Watson -- not accepted -- Lemmon rockcress, Lemmon's rockcress |
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Arabis lemmonii var. lemmonii S. Watson -- not accepted -- Lemmon's rockcress |
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Arabis lyallii S. Watson -- not accepted -- Lyall's rockcress |
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Arabis lyallii var. lyallii S. Watson -- not accepted -- Lyall's rockcress |
| |
Arabis macounii S. Watson -- not accepted |
| |
Arabis microphylla var. macounii (S. Watson) Rollins -- not accepted -- Macoun's rockcress |
| |
Arabis parishii S. Watson -- not accepted -- dwarf rockcress, Parish's rockcress |
| |
Arabis perennans S. Watson -- not accepted -- perennial rockcress |
| |
Arabis platysperma var. howellii (S. Watson) Jeps. -- not accepted -- Howell's pioneer rockcress |
| |
Arabis pulchra M.E. Jones ex S. Watson -- not accepted -- beautiful rockcress, beauty rockcress |
| |
Arabis pulchra var. pulchra M.E. Jones ex S. Watson -- not accepted -- beautiful rockcress, desert rockcress |
| |
Arabis repanda S. Watson -- not accepted -- Repand's rockcress, Yosemite rockcress |
| |
Arabis repanda var. repanda S. Watson -- not accepted -- Yosemite rockcress |
| |
Arabis sparsiflora var. subvillosa (S. Watson) Rollins -- not accepted -- hairystem rockcress |
| |
Arabis subpinnatifida S. Watson -- not accepted -- Klamath rockcress |
| |
Arabis suffrutescens S. Watson -- not accepted -- woody rockcress |
| |
Arabis suffrutescens var. suffrutescens S. Watson -- not accepted -- woody rockcress |
| |
Aralia californica S. Watson -- accepted -- California spikenard |
| |
Arenaria aculeata S. Watson -- not accepted -- prickly sandwort, spiny sandwort |
| |
Arenaria congesta var. aculeata (S. Watson) M.E. Jones -- not accepted |
| |
Arenaria congesta var. kingii (S. Watson) B.L. Rob. -- not accepted |
| |
Arenaria congesta var. macradenia (S. Watson) M.E. Jones -- not accepted |
| |
Arenaria congesta var. subcongesta (S. Watson) S. Watson -- not accepted -- ballhead sandwort, loosehead sandwort |
| |
Arenaria fendleri var. aculeata (S. Watson) S.L. Welsh -- not accepted |
| |
Arenaria fendleri var. glabrescens S. Watson -- not accepted |
| |
Arenaria fendleri var. subcongesta S. Watson -- not accepted |
| |
Arenaria howellii S. Watson -- not accepted -- Howell's sandwort |
| |
Arenaria kingii (S. Watson) M.E. Jones -- not accepted -- King's sandwort |
| |
Arenaria kingii ssp. kingii (S. Watson) M.E. Jones -- not accepted -- King's sandwort |
| |
Arenaria kingii var. glabrescens (S. Watson) Maguire -- not accepted |
| |
Arenaria macradenia S. Watson -- not accepted -- Mojave sandwort, shrubby sandwort |
| |
Arenaria macradenia ssp. macradenia S. Watson -- not accepted -- Mojave sandwort |
| |
Arenaria macradenia ssp. macradenia var. macradenia S. Watson -- not accepted -- Mojave sandwort |
| |
Arenaria macradenia var. macradenia S. Watson -- not accepted -- Mojave sandwort |
| |
Arenaria pusilla S. Watson -- not accepted |
| |
Arenaria subcongesta (S. Watson) Rydb. -- not accepted |
| |
Arenaria verna var. rubella (Wahlenb.) S. Watson -- not accepted |
| |
Aristida fugitiva Vasey ex S. Watson -- not accepted |
| |
Aristolochia brevipes var. acuminata S. Watson -- not accepted |
| |
Artemisia dracunculoides var. dracunculina (S. Watson) S.F. Blake -- not accepted |
| |
Artemisia forwoodii S. Watson -- not accepted |
| |
Artemisia glauca var. dracunculina (S. Watson) Fernald -- not accepted |
| |
Artemisia glauca var. dracunculus (S. Watson) Fernald -- not accepted |
| |
Asarum hartwegii S. Watson -- accepted -- Hartweg's wildginger |
| |
Asarum lemmonii S. Watson -- accepted -- Lemmon's wildginger |
| |
Asclepias albicans S. Watson -- accepted -- candelilla, wax milkweed, whitestem milkweed |
| |
Asclepias cryptoceras S. Watson -- accepted -- cow cabbage, Humboldt milkweed, Humboldt Mountains milkweed, pallid milkweed |
| |
Asclepias cryptoceras ssp. cryptoceras S. Watson -- accepted -- cow cabbage, pallid milkweed |
| |
Aster forwoodii S. Watson -- not accepted |
| |
Astragalus accidens S. Watson -- accepted -- Rogue River milkvetch |
| |
Astragalus accidens var. accidens S. Watson -- accepted -- Rogue River milkvetch |
| |
Astragalus acutirostris S. Watson -- accepted -- sharpkeel milkvetch |
| |
Astragalus ampullarius S. Watson -- accepted -- gumbo milk-vetch |
| |
Astragalus antisellii A. Gray ex W.H. Brewer & S. Watson -- not accepted |
| |
Astragalus atratus S. Watson -- accepted -- mourning milkvetch |
| |
Astragalus atratus var. atratus S. Watson -- accepted -- mourning milkvetch |
| |
Astragalus austiniae A. Gray ex W.H. Brewer & S. Watson -- accepted -- Austin's milkvetch |
| |
Astragalus bigelovii var. matthewsii (S. Watson) M.E. Jones -- not accepted |
| |
Astragalus bigelovii var. thompsoniae (S. Watson) M.E. Jones -- not accepted |
| |
Astragalus calycosus Torr. ex S. Watson -- accepted -- matted poison milkvetch, mattedmilkvetch, Torrey's milkvetch |
| |
Astragalus calycosus var. calycosus Torr. ex S. Watson -- accepted -- Torrey milkvetch, Torrey's milkvetch |
| |
Astragalus canadensis var. mortonii (Nutt.) S. Watson -- accepted -- Morton's Canadian milkvetch |
| |
Astragalus castaneiformis S. Watson -- accepted -- chestnut milk-vetch, chestnut milkvetch |
| |
Astragalus congdonii S. Watson -- accepted -- Congdon's milkvetch |
| |
Astragalus conjunctus S. Watson -- accepted -- Idaho milkvetch |
| |
Astragalus conjunctus var. conjunctus S. Watson -- accepted -- Idaho milkvetch |
| |
Astragalus diaphanus var. diurnus (S. Watson) Barneby ex M. Peck -- not accepted |
| |
Astragalus diurnus S. Watson -- not accepted |
| |
Astragalus episcopus S. Watson -- accepted -- bishop's milkvetch |
| |
Astragalus episcopus var. episcopus S. Watson -- not accepted -- Bishop milkvetch, bishop's milkvetch |
| |
Astragalus forwoodii S. Watson -- not accepted |
| |
Astragalus forwoodii var. forwoodii S. Watson -- not accepted |
| |
Astragalus frigidus var. americanus (Hook.) S. Watson -- not accepted |
| |
Astragalus giganteus S. Watson -- accepted -- giant loco, giant milkvetch |
| |
Astragalus grayi Parry ex S. Watson -- accepted -- Gray's milkvetch |
| |
Astragalus hypoxylus S. Watson -- accepted -- Huachuca milk-vetch, Huachuca Mountain milkvetch |
| |
Astragalus iodanthus S. Watson -- accepted -- Humboldt River milkvetch |
| |
Astragalus iodanthus var. iodanthus S. Watson -- accepted -- Humboldt River milkvetch |
| |
Astragalus jejunus S. Watson -- accepted -- starveling milkvetch |
| |
Astragalus jejunus var. jejunus S. Watson -- not accepted -- starveling milkvetch |
| |
Astragalus kentrophyta ssp. elatus (S. Watson) W.A. Weber -- not accepted |
| |
Astragalus kentrophyta var. elatus S. Watson -- accepted -- tall spiny milkvetch |
| |
Astragalus kentrophyta var. tegetarius (S. Watson) M.E. Jones -- accepted -- mat milkvetch |
| |
Astragalus lectulus S. Watson -- not accepted |
| |
Astragalus lentiginosus var. fremontii (A. Gray ex Torr.) S. Watson -- accepted -- Fremont's milkvetch |
| |
Astragalus leucolobus S. Watson ex M.E. Jones -- accepted -- Bear Valley milkvetch, Bear Valley wooly-pod, whitepod milkvetch |
| |
Astragalus matthewsii S. Watson -- not accepted |
| |
Astragalus megacarpus var. parryi A. Gray ex S. Watson -- not accepted |
| |
Astragalus menziesii ssp. virgatus (A. Gray ex W.H. Brewer & S. Watson) Abrams -- not accepted |
| |
Astragalus misellus S. Watson -- accepted -- pauper milkvetch |
| |
Astragalus misellus var. misellus S. Watson -- accepted -- pauper milkvetch |
| |
Astragalus mohavensis S. Watson -- accepted -- Mojave milkvetch |
| |
Astragalus mohavensis var. mohavensis S. Watson -- accepted -- Mojave milkvetch |
| |
Astragalus mollissimus var. matthewsii (S. Watson) Barneby -- accepted -- Matthews' woolly locoweed, Matthews' woolly milkvetch, woolly locoweed |
| |
Astragalus mollissimus var. thompsoniae (S. Watson) Barneby -- accepted -- Thompson woolly milkvetch, Thompson's woolly locoweed, Thompson's woolly milkvetch, woolly locoweed |
| |
Astragalus nuttallii var. virgatus (A. Gray ex W.H. Brewer & S. Watson) Barneby -- accepted -- Nuttall's milkvetch |
| |
Astragalus obscurus S. Watson -- accepted -- arcane milkvetch |
| |
Astragalus occidentalis (S. Watson) M.E. Jones -- not accepted |
| |
Astragalus oophorus S. Watson -- accepted -- egg milkvetch |
| |
Astragalus oophorus var. oophorus S. Watson -- accepted -- egg milkvetch |
| |
Astragalus porrectus S. Watson -- accepted -- Lahontan milkvetch |
| |
Astragalus pterocarpus S. Watson -- accepted -- wing milkvetch, winged milkvetch |
| |
Astragalus purshii var. lectulus (S. Watson) M.E. Jones -- accepted -- Sierran milkvetch, woollypod milkvetch |
| |
Astragalus reventus var. conjunctus (S. Watson) M.E. Jones -- not accepted |
| |
Astragalus robbinsii var. occidentalis S. Watson -- accepted -- Lamoille Canyon milkvetch, Robbins milk-vetch, western milkvetch |
| |
Astragalus sesquiflorus S. Watson -- accepted -- sandstone milkvetch |
| |
Astragalus tegetarius S. Watson -- not accepted |
| |
Astragalus terminalis S. Watson -- accepted -- railhead milkvetch |
| |
Astragalus thompsonae S. Watson -- not accepted |
| |
Astragalus thompsoniae S. Watson -- not accepted |
| |
Astragalus trichopodus ssp. antisellii (A. Gray ex W.H. Brewer & S. Watson) Thorne -- not accepted |
| |
Astragalus trichopodus var. antisellii (A. Gray ex W.H. Brewer & S. Watson) Jeps. -- accepted -- Antisell's milkvetch, Santa Barbara milkvetch |
| |
Astragalus troglodytus S. Watson -- accepted -- cliff-dweller's milkvetch, creeping milkvetch |
| |
Astragalus vaseyi S. Watson -- not accepted |
| |
Astragalus vaseyi var. vaseyi S. Watson -- not accepted |
| |
Astragalus webberi A. Gray ex W.H. Brewer & S. Watson -- accepted -- Webber's milk-vetch |
| |
Astragalus wingatanus S. Watson -- accepted -- Fort Wingate milkvetch |
| |
Atamosco treatiae (S. Watson) Greene -- not accepted |
| |
Athysanus pusillus var. glabrior S. Watson -- not accepted |
| |
Atriplex acanthocarpa (Torr.) S. Watson -- accepted -- tubercled saltbush |
| |
Atriplex acanthocarpa ssp. acanthocarpa (Torr.) S. Watson -- not accepted -- tubercled saltbush |
| |
Atriplex acanthocarpa var. acanthocarpa (Torr.) S. Watson -- accepted -- tubercled saltbush |
| |
Atriplex alaskensis S. Watson -- not accepted -- Alaska orache |
| |
Atriplex argentea ssp. expansa (S. Watson) H.M. Hall & Clem. -- not accepted -- silverscale, silverscale saltbush |
| |
Atriplex argentea var. expansa (S. Watson) S.L. Welsh & Reveal -- accepted -- silverscale saltbush |
| |
Atriplex breweri S. Watson -- not accepted |
| |
Atriplex canescens ssp. linearis (S. Watson) H.M. Hall & Clem. -- not accepted |
| |
Atriplex canescens var. angustifolia (Torr.) S. Watson -- not accepted -- fourwing saltbush |
| |
Atriplex canescens var. linearis (S. Watson) Munz -- not accepted -- thinleaf fourwing saltbush |
| |
Atriplex confertifolia (Torr. & Frém.) S. Watson -- accepted -- shadscale, shadscale saltbush, spiny saltbush |
| |
Atriplex coronata S. Watson -- accepted -- crownscale |
| |
Atriplex coronata var. coronata S. Watson -- accepted -- crownscale |
| |
Atriplex corrugata S. Watson -- accepted -- mat saltbush |
| |
Atriplex decumbens S. Watson -- not accepted |
| |
Atriplex elegans ssp. fasciculata (S. Watson) H.M. Hall & Clem. -- not accepted |
| |
Atriplex elegans var. fasciculata (S. Watson) M.E. Jones -- accepted -- wheelscale, wheelscale saltbush |
| |
Atriplex expansa S. Watson -- not accepted |
| |
Atriplex fasciculata S. Watson -- not accepted |
| |
Atriplex gmelinii var. alaskensis (S. Watson) S.L. Welsh -- accepted -- Alaska orache |
| |
Atriplex hymenelytra (Torr.) S. Watson -- accepted -- desert holly, desertholly, Yuma desert holly |
| |
Atriplex lentiformis (Torr.) S. Watson -- accepted -- big saltbush, quailbush |
| |
Atriplex lentiformis ssp. breweri (S. Watson) H.M. Hall & Clem. -- not accepted -- quailbush |
| |
Atriplex lentiformis ssp. lentiformis (Torr.) S. Watson -- not accepted -- big saltbush |
| |
Atriplex lentiformis ssp. torreyi (S. Watson) H.M. Hall & Clem. -- not accepted |
| |
Atriplex lentiformis var. breweri (S. Watson) McMinn -- not accepted |
| |
Atriplex lentiformis var. torreyi (S. Watson) McMinn -- not accepted |
| |
Atriplex linearis S. Watson -- accepted -- thinleaf fourwing saltbush |
| |
Atriplex nuttallii S. Watson -- not accepted -- Nuttall's saltbush |
| |
Atriplex nuttallii auct. non S. Watson -- not accepted -- Nuttall's saltbush |
| |
Atriplex parishii S. Watson -- accepted -- Parish's saltbush, Parrish's brittlescale |
| |
Atriplex parishii var. parishii S. Watson -- accepted -- Parish's saltbush |
| |
Atriplex parryi S. Watson -- accepted -- Parry's saltbush |
| |
Atriplex patula var. alaskensis (S. Watson) S.L. Welsh -- not accepted |
| |
Atriplex patula var. subspicata (Nutt.) S. Watson -- not accepted |
| |
Atriplex phyllostegia (Torr. ex S. Watson) S. Watson -- accepted -- arrow saltbush, arrow saltweed, leafcover saltweed |
| |
Atriplex polycarpa (Torr.) S. Watson -- accepted -- cattle saltbush, desert saltbush |
| |
Atriplex powellii S. Watson -- accepted -- Powell's orache, Powell's saltbush, Powell's saltweed |
| |
Atriplex powellii var. powellii S. Watson -- accepted -- Powell's saltweed |
| |
Atriplex pusilla (Torr. ex S. Watson) S. Watson -- accepted -- smallscale, smooth saltbush |
| |
Atriplex saccaria S. Watson -- accepted -- sack saltbush, sack saltweed, stalked orache |
| |
Atriplex saccaria var. saccaria S. Watson -- accepted -- stalked saltbush |
| |
Atriplex texana S. Watson -- not accepted -- Texas saltbush |
| |
Atriplex torreyi (S. Watson) S. Watson -- accepted -- Torrey saltbush, Torrey's quailbush, Torrey's saltbush |
| |
Atriplex torreyi var. torreyi (S. Watson) S. Watson -- accepted -- Torrey's saltbush |
| |
Atriplex truncata (Torr. ex S. Watson) A. Gray -- accepted -- wedgescale saltbush |
| |
Atriplex wolfii S. Watson -- accepted -- Wolf's saltweed |
| |
Atriplex wolfii var. wolfii S. Watson -- accepted -- Wolf's saltweed |
| |
Atriplex wrightii S. Watson -- accepted -- Wright's saltbush |
| |
Ayenia filiformis S. Watson -- accepted -- Trans-Pecos ayenia |
| |
Ayenia glabra S. Watson -- accepted -- smooth ayenia |
| |
Ayenia jaliscana S. Watson -- accepted |
| |
Bahia schaffneri S. Watson -- accepted -- Schaffner's bahia |
| |
Bahiopsis reticulata (S. Watson) E.E. Schill. & Panero -- accepted -- netvein goldeneye |
| |
Bassia americana (S. Watson) A.J. Scott -- not accepted -- green molly |
| |
Bassia californica (S. Watson) A.J. Scott -- not accepted -- rusty molly |
| |
Bauhinia lunarioides A. Gray ex S. Watson -- accepted -- Texasplume |
| |
Bernardia myricifolia (Scheele) S. Watson -- accepted -- mouse's eye, southwest bernardia |
| |
Betula papyrifera var. minor (Tuck.) S. Watson & J.M. Coult. -- not accepted |
| |
Bidens connata var. pinnata S. Watson -- not accepted |
| |
Bifora americana Benth. & Hook. f. ex S. Watson -- accepted -- prairie bishop |
| |
Blepharidachne bigelovii (S. Watson) Hack. -- accepted -- Bigelow desertgrass, Bigelow's desertgrass |
| |
Blepharidachne kingii (S. Watson) Hack. -- accepted -- King's desertgrass, King's eyelashgrass |
| |
Bloomeria clevelandii S. Watson -- accepted -- San Diego goldenstar |
| |
Boechera beckwithii (S. Watson) Dorn -- not accepted -- silver rockcress |
| |
Boechera breweri (S. Watson) Al-Shehbaz -- accepted -- Brewer's rockcress |
| |
Boechera breweri ssp. breweri (S. Watson) Al-Shehbaz -- accepted -- Brewer's rockcress |
| |
Boechera cusickii (S. Watson) Al-Shehbaz -- accepted -- Cusick's rockcress |
| |
Boechera fendleri (S. Watson) W.A. Weber -- accepted -- Fendler's rockcress |
| |
Boechera howellii (S. Watson) Windham & Al-Shehbaz -- accepted -- pioneer rockcress |
| |
Boechera lemmonii (S. Watson) W.A. Weber -- accepted -- Lemmon's rockcress |
| |
Boechera lyallii (S. Watson) Dorn -- accepted -- Lyall's rockcress |
| |
Boechera macounii (S. Watson) Windham & Al-Shehbaz -- accepted -- Macoun's rockcress |
| |
Boechera microphylla var. macounii (S. Watson) Rollins -- not accepted |
| |
Boechera parishii (S. Watson) Al-Shehbaz -- accepted -- dwarf rockcress |
| |
Boechera perennans (S. Watson) W.A. Weber -- accepted -- perennial rockcress |
| |
Boechera pulchra (M.E. Jones ex S. Watson) W.A. Weber -- accepted -- beautiful rockcress |
| |
Boechera repanda (S. Watson) Al-Shehbaz -- accepted -- Yosemite rockcress |
| |
Boechera sparsiflora var. subvillosa (S. Watson) Dorn -- not accepted |
| |
Boechera subpinnatifida (S. Watson) Al-Shehbaz -- accepted -- Klamath rockcress |
| |
Boechera suffrutescens (S. Watson) Dorn -- accepted -- woody rockcress |
| |
Boerhavia coulteri (Hook. f.) S. Watson -- accepted -- Coulter's spiderling |
| |
Boerhavia coulteri var. coulteri (Hook. f.) S. Watson -- accepted -- Coulter's spiderling |
| |
Boerhavia coulteri var. palmeri (S. Watson) Spellenb. -- accepted -- Coulter's spiderling |
| |
Boerhavia pterocarpa S. Watson -- accepted -- Apache Pass spiderling |
| |
Boerhavia torreyana (S. Watson) Standl. -- accepted -- creeping spiderling |
| |
Boerhavia triquetra S. Watson -- accepted -- slender spiderling |
| |
Boerhavia triquetra var. triquetra S. Watson -- accepted -- slender spiderling |
| |
Boisduvalia densiflora (Lindl.) S. Watson -- not accepted |
| |
Bolandra oregana S. Watson -- accepted -- northern false coolwort |
| |
Bouteloua burkii Scribn. ex S. Watson -- not accepted |
| |
Bouteloua chondrosioides (Kunth) Benth. ex S. Watson -- accepted -- sprucetop grama |
| |
Bouteloua foenea (Torr.) Torr. ex S. Watson -- not accepted |
| |
Bouteloua havardii Vasey ex S. Watson -- not accepted |
| |
Bouteloua pilosa (Hook. f.) Benth. ex S. Watson -- not accepted |
| |
Bouteloua polystachya S. Watson -- not accepted |
| |
Bouteloua polystachya var. vestita S. Watson -- not accepted |
| |
Bouteloua racemosa var. aristosa (A. Gray) S. Watson & J.M. Coult. -- not accepted |
| |
Bouteloua texana S. Watson -- not accepted |
| |
Bouteloua trifida var. burkii (Scribn. ex S. Watson) Vasey ex L.H. Dewey -- not accepted -- red grama |
| |
Bouteloua vestita (S. Watson) Scribn. ex L.H. Dewey -- not accepted |
| |
Brandegea bigelovii (S. Watson) Cogn. -- accepted -- desert starvine |
| |
Brandegea palmeri (S. Watson) Rose -- not accepted |
| |
Brandegea parviflora (S. Watson) Rose -- not accepted |
| |
Braya alpina var. americana (Hook.) S. Watson -- not accepted |
| |
Braya alpina var. glabella (Richardson) S. Watson -- not accepted |
| |
Brickellia longifolia S. Watson -- accepted -- long leaf brickellbush, longleaf brickellbush |
| |
Brickellia longifolia var. longifolia S. Watson -- accepted -- longleaf brickellbush |
| |
Brizopyrum spicatum var. strictum (Torr.) A. Gray ex S. Watson -- not accepted |
| |
Brodiaea bridgesii S. Watson -- not accepted |
| |
Brodiaea crocea (Alph. Wood) S. Watson -- not accepted |
| |
Brodiaea douglasii S. Watson -- not accepted |
| |
Brodiaea douglasii var. howellii (S. Watson) M. Peck -- not accepted |
| |
Brodiaea filifolia S. Watson -- accepted -- thread-leaved brodiaea, threadleaf brodiaea |
| |
Brodiaea gracilis S. Watson -- not accepted |
| |
Brodiaea hendersonii (Greene) S. Watson -- not accepted |
| |
Brodiaea howellii S. Watson -- not accepted |
| |
Brodiaea laxa (Benth.) S. Watson -- not accepted |
| |
Brodiaea lemmoniae S. Watson -- not accepted |
| |
Brodiaea minor (Benth.) S. Watson -- accepted -- vernalpool brodiaea |
| |
Brodiaea palmeri S. Watson -- not accepted |
| |
Brodiaea peduncularis (Lindl.) S. Watson -- not accepted |
| |
Brodiaea stellaris S. Watson -- accepted -- starflower brodiaea |
| |
Brongniartia minutifolia S. Watson -- accepted -- little leaf Brongniartia, littleleaf greentwig |
| |
Caiandra schottii Torr. ex S. Watson -- not accepted |
| |
Calandrinia ambigua (S. Watson) Howell -- not accepted |
| |
Calandrinia breweri S. Watson -- accepted -- Brewer's redmaids |
| |
Calandrinia cotyledon S. Watson -- not accepted |
| |
Calandrinia howellii S. Watson -- not accepted |
| |
Calandrinia oppositifolia S. Watson -- not accepted |
| |
Calathea crotalifera S. Watson -- accepted -- rattlesnake plant |
| |
Calia arizonica (S. Watson) Yakovlev -- not accepted |
| |
Calliandra coulteri S. Watson -- not accepted -- Coulter's stickpea |
| |
Calliandra schottii Torr. ex S. Watson -- not accepted -- Schott false mesquite, Schott's stickpea |
| |
Callitriche sepulta S. Watson -- not accepted |
| |
Callitropsis guadalupensis (S. Watson) D.P. Little -- accepted -- Guadeloupe cypress |
| |
Calochortus aureus S. Watson -- accepted -- golden mariposa lily |
| |
Calochortus caeruleus (Kellogg) S. Watson -- not accepted -- beavertail grass |
| |
Calochortus catalinae S. Watson -- accepted -- Santa Catalina mariposa lily |
| |
Calochortus clavatus S. Watson -- accepted -- clubhair mariposa lily |
| |
Calochortus clavatus var. clavatus S. Watson -- accepted -- clubhair mariposa lily |
| |
Calochortus coeruleus (Kellogg) S. Watson -- accepted -- beavertail grass |
| |
Calochortus coeruleus var. coeruleus (Kellogg) S. Watson -- not accepted -- beavertail grass |
| |
Calochortus eurycarpus S. Watson -- accepted -- bigpod mariposa lily, white mariposa lily |
| |
Calochortus flexuosus S. Watson -- accepted -- straggling mariposa lily, weakstem mariposa lily, winding mariposa lily |
| |
Calochortus greenei S. Watson -- accepted -- Greene's mariposa lily |
| |
Calochortus gunnisonii S. Watson -- accepted -- Gunnison mariposa lily, Gunnison's mariposa lily |
| |
Calochortus gunnisonii var. gunnisonii S. Watson -- accepted -- Gunnison mariposa lily, Gunnison's mariposa lily |
| |
Calochortus howellii S. Watson -- accepted -- Howell's mariposa lily |
| |
Calochortus longebarbatus S. Watson -- accepted -- longbeard mariposa lily |
| |
Calochortus longebarbatus var. longebarbatus S. Watson -- accepted -- long-haired star-tulip, longbeard mariposa lily |
| |
Calochortus luteus var. citrinus (Baker) S. Watson -- not accepted |
| |
Calochortus luteus var. oculatus S. Watson -- not accepted |
| |
Calochortus nudus S. Watson -- accepted -- naked mariposa lily |
| |
Calochortus nuttallii var. aureus (S. Watson) Ownbey -- not accepted |
| |
Calochortus palmeri S. Watson -- accepted -- Palmer's mariposa lily |
| |
Calochortus palmeri var. palmeri S. Watson -- accepted -- Palmer's mariposa lily |
| |
Calochortus venustus var. purpurascens S. Watson -- not accepted |
| |
Calyptridium quadripetalum S. Watson -- not accepted |
| |
Calyptridium roseum S. Watson -- not accepted |
| |
Calystegia longipes (S. Watson) Brummitt -- accepted -- Paiute false bindweed, plateau morningglory |
| |
Camassia cusickii S. Watson -- accepted -- Cusick's camas |
| |
Camassia howellii S. Watson -- accepted -- Howell's camas |
| |
Camassia leichtlinii (Baker) S. Watson -- accepted -- camas, great camas, large camas |
| |
Camassia leichtlinii ssp. leichtlinii (Baker) S. Watson -- accepted -- large camas, Leichtlin camassia |
| |
Camissonia boothii var. villosa (S. Watson) Cronquist -- not accepted |
| |
Camissonia cheiranthifolia ssp. suffruticosa (S. Watson) P.H. Raven -- not accepted -- beach suncup |
| |
Camissonia claviformis var. purpurascens (S. Watson) Cronquist -- not accepted |
| |
Camissonia guadalupensis (S. Watson) P.H. Raven -- not accepted -- Guadalupe suncup |
| |
Camissonia guadalupensis (S. Watson) P.H. Raven -- not accepted |
| |
Camissonia heterochroma (S. Watson) P.H. Raven -- not accepted -- Shockley's evening primrose, Shockley's evening-primrose, Shockley's suncup |
| |
Camissonia multijuga (S. Watson) P.H. Raven -- not accepted -- frost-stem suncup, froststem suncup |
| |
Camissonia palmeri (S. Watson) P.H. Raven -- not accepted -- Palmer's evening primrose, Palmer's evening-primrose, Palmer's suncup, sagebrush suncup |
| |
Camissonia parryi (S. Watson) P.H. Raven -- not accepted -- Parry's suncup, red-clay suncup, redclay suncup |
| |
Camissonia pterosperma (S. Watson) P.H. Raven -- not accepted -- wing-fruit suncup, wingfruit suncup, wingseed suncup |
| |
Camissonia pubens (S. Watson) P.H. Raven -- accepted -- hairy suncup |
| |
Camissonia refracta (S. Watson) P.H. Raven -- not accepted -- narrow-leaf suncup, narrowleaf suncup |
| |
Camissoniopsis cheiranthifolia ssp. suffruticosa (S. Watson) W.L. Wagner & Hoch -- accepted -- beach suncup |
| |
Camissoniopsis guadalupensis (S. Watson) W.L. Wagner & Hoch -- accepted -- Guadalupe suncup |
| |
Campanula floridana S. Watson ex A. Gray -- accepted -- Florida bellflower |
| |
Canbya aurea S. Watson -- accepted -- golden pygmypoppy, yellow canbya |
| |
Cardamine breweri S. Watson -- accepted -- Brewer bittercress, Brewer's bittercress |
| |
Cardamine breweri var. breweri S. Watson -- not accepted -- Brewer's bittercress |
| |
Cardamine californica var. pachystigma (S. Watson) O.E. Schulz -- not accepted |
| |
Cardamine cordifolia var. lyallii (S. Watson) A. Nelson & J.F. Macbr. -- not accepted -- heartleaf bittercress, Lyall's bittercress |
| |
Cardamine gambelii S. Watson -- not accepted |
| |
Cardamine gambellii S. Watson -- not accepted |
| |
Cardamine lyallii S. Watson -- not accepted |
| |
Cardamine occidentalis (S. Watson) Howell -- accepted -- big western bittercress |
| |
Cardamine pachystigma (S. Watson) Rollins -- accepted -- serpentine bittercress |
| |
Cardamine pachystigma var. pachystigma (S. Watson) Rollins -- not accepted -- serpentine bittercress |
| |
Cardamine pratensis var. occidentalis S. Watson -- not accepted |
| |
Cardiospermum dissectum (S. Watson) Radlk. -- accepted -- Chihuahuan balloonvine |
| |
Carsonia sparsifolia (S. Watson) Greene -- accepted -- fewleaf spiderflower |
| |
Cassia armata S. Watson -- not accepted |
| |
Castilleja exserta ssp. latifolia (S. Watson) T.I. Chuang & Heckard -- accepted -- wideleaf Indian paintbrush |
| |
Castilleja flava S. Watson -- accepted -- yellow Indian paintbrush, yellow paintbrush |
| |
Castilleja flava var. flava S. Watson -- accepted -- yellow Indian paintbrush |
| |
Castilleja pilosa (S. Watson) Rydb. -- accepted -- hairy paintbrush, parrothead Indian paintbrush |
| |
Castilleja pilosa var. pilosa (S. Watson) Rydb. -- accepted -- parrothead Indian paintbrush |
| |
Cathartolinum kingii (S. Watson) Small -- not accepted |
| |
Caulanthus S. Watson -- accepted -- wild cabbage |
| |
Caulanthus amplexicaulis S. Watson -- accepted -- claspingleaf wild cabbage |
| |
Caulanthus amplexicaulis var. amplexicaulis S. Watson -- not accepted -- claspingleaf wild cabbage |
| |
Caulanthus californicus (S. Watson) Payson -- accepted -- California jewelflower, St. Francis cabbage |
| |
Caulanthus cooperi (S. Watson) Payson -- accepted -- Cooper's wild cabbage, Cooper's wildcabbage |
| |
Caulanthus coulteri S. Watson -- accepted -- Coulter's wild cabbage |
| |
Caulanthus coulteri var. coulteri S. Watson -- not accepted -- Coulter's wild cabbage |
| |
Caulanthus coulteri var. lemmonii (S. Watson) Munz -- not accepted |
| |
Caulanthus crassicaulis (Torr.) S. Watson -- accepted -- thick-stem wild cabbage, thickstem wild cabbage, thickstem wildcabbage |
| |
Caulanthus crassicaulis var. crassicaulis (Torr.) S. Watson -- not accepted -- thick-stem wild cabbage, thickstem wild cabbage, thickstem wildcabbage |
| |
Caulanthus glaucus S. Watson -- accepted -- bigleaf wildcabbage, glaucous wild cabbage |
| |
Caulanthus inflatus S. Watson -- accepted -- desert candle |
| |
Caulanthus lemmonii S. Watson -- accepted -- Lemmon's wild cabbage |
| |
Caulanthus pilosus S. Watson -- accepted -- hairy wild cabbage, hairy wildcabbage |
| |
Ceanothus decumbens S. Watson -- not accepted |
| |
Ceanothus herbaceus var. pubescens (Torr. & A. Gray ex S. Watson) Shinners -- not accepted |
| |
Ceanothus ovatus var. pubescens Torr. & A. Gray ex S. Watson -- not accepted |
| |
Ceanothus parvifolius (S. Watson) Trel. -- accepted -- littleleaf ceanothus |
| |
Ceanothus pubescens (Torr. & A. Gray ex S. Watson) Rydb. ex Small -- not accepted |
| |
Ceiba acuminata (S. Watson) Rose -- not accepted -- pochote |
| |
Celosia palmeri S. Watson -- accepted -- Palmer's cock's comb |
| |
Celtis brevipes S. Watson -- not accepted |
| |
Celtis laevigata var. brevipes (S. Watson) Sarg. -- not accepted -- sugar hackberry, sugarberry |
| |
Centaurium nuttallii (S. Watson) A. Heller -- not accepted |
| |
Cerastium sericeum S. Watson -- not accepted |
| |
Cercis canadensis ssp. texensis (S. Watson) E. Murray -- not accepted |
| |
Cercis canadensis var. texensis (S. Watson) M. Hopkins -- accepted -- California redbud, Texas redbud |
| |
Cercocarpus intricatus S. Watson -- not accepted -- littleleaf mountain-mahogany |
| |
Cercocarpus intricatus var. intricatus S. Watson -- not accepted -- littleleaf mountain-mahogany |
| |
Cercocarpus ledifolius var. intricatus (S. Watson) M.E. Jones -- accepted -- littleleaf mountain-mahogany |
| |
Cercocarpus montanus var. glaber (S. Watson) F.L. Martin -- not accepted -- birchleaf mountain-mahogany |
| |
Cercocarpus montanus var. paucidentatus (S. Watson) F.L. Martin -- not accepted -- hairy mountain-mahogany |
| |
Cercocarpus parvifolius var. glaber S. Watson -- not accepted |
| |
Cercocarpus parvifolius var. paucidentatus S. Watson -- not accepted |
| |
Chaerophyllum dasycarpum (Hook. ex S. Watson) Nutt. ex Small -- not accepted |
| |
Chaerophyllum tainturieri var. dasycarpum Hook. ex S. Watson -- accepted -- hairyfruit chervil |
| |
Chaetadelpha A. Gray ex S. Watson -- accepted -- skeletonweed |
| |
Chaetadelpha wheeleri A. Gray ex S. Watson -- accepted -- Wheeler's chaetadelpha, Wheeler's skeletonweed |
| |
Chaetadelphia A. Gray ex S. Watson -- not accepted |
| |
Chaetadelphia wheeleri A. Gray ex S. Watson -- not accepted |
| |
Chamaebatiaria (Porter ex W.H. Brewer & S. Watson) Maxim. -- accepted -- desert sweet, fernbush |
| |
Chamaesyce gracillima (S. Watson) Millsp. -- not accepted -- Mexican sandmat |
| |
Chamaesyce hirtula (Engelm. ex S. Watson) Millsp. -- not accepted |
| |
Chamaesyce intermixta (S. Watson) Millsp. -- not accepted |
| |
Chamaesyce lineata (S. Watson) Millsp. -- not accepted |
| |
Chamaesyce longeramosa (S. Watson) Millsp. -- not accepted |
| |
Chamaesyce ocellata ssp. rattanii (S. Watson) Koutnik -- not accepted -- Rattan's sandmat |
| |
Chamaesyce petrina (S. Watson) Millsp. -- not accepted |
| |
Chamaesyce platysperma (Engelm. ex S. Watson) Shinners -- not accepted -- flat-seed sandmat, flat-seeded spurge, flatseed sandmat |
| |
Chamaesyce portulana (S. Watson) Millsp. -- not accepted |
| |
Chamaesyce rattanii (S. Watson) Millsp. -- not accepted |
| |
Chamaesyce serpyllifolia ssp. hirtella (Engelm. ex S. Watson) Koutnik -- not accepted -- thymeleaf sandmat |
| |
Chamaesyce serpyllifolia var. hirtella (Engelm. ex S. Watson) L.C. Wheeler -- not accepted |
| |
Chamaesyce tomentulosa (S. Watson) Millsp. -- not accepted |
| |
Cheirinia inconspicua (S. Watson) Rydb. -- not accepted |
| |
Chenopodium californicum (S. Watson) S. Watson -- accepted -- California goosefoot |
| |
Chenopodium farinosum (S. Watson) Standl. -- not accepted |
| |
Chenopodium fremontii S. Watson -- accepted -- Fremont's goosefoot |
| |
Chenopodium fremontii var. fremontii S. Watson -- not accepted -- Fremont's goosefoot |
| |
Chenopodium fremontii var. incanum S. Watson -- not accepted |
| |
Chenopodium incanum (S. Watson) A. Heller -- accepted -- mealy goosefoot, nealy goosefoot |
| |
Chenopodium incanum var. incanum (S. Watson) A. Heller -- accepted -- mealy goosefoot |
| |
Chenopodium leptophyllum (Moq.) Nutt. ex S. Watson -- accepted -- narrowleaf goosefoot, narrowleaf lambsquarters, narrowleaved goosefoot, slimleaf goosefoot, slimleaf lambsquarters |
| |
Chenopodium leptophyllum var. oblongifolium S. Watson -- not accepted |
| |
Chenopodium leptophyllum var. subglabrum S. Watson -- not accepted |
| |
Chenopodium macrospermum var. farinosum (S. Watson) J.T. Howell -- not accepted -- largeseed goosefoot |
| |
Chenopodium oblongifolium (S. Watson) Rydb. -- not accepted |
| |
Chenopodium olidum S. Watson -- not accepted |
| |
Chenopodium pratericola var. oblongifolium (S. Watson) Wahl -- not accepted |
| |
Chenopodium rubrum var. humile auct. non (Hook.) S. Watson -- not accepted |
| |
Chenopodium rubrum var. humile (Hook.) S. Watson -- accepted -- marshland goosefoot |
| |
Chenopodium subglabrum (S. Watson) A. Nelson -- accepted -- smooth goosefoot |
| |
Chlorocrambe hastata (S. Watson) Rydb. -- accepted -- spearhead |
| |
Chlorogalum parviflorum S. Watson -- accepted -- smallflower soap plant |
| |
Chorizanthe breweri S. Watson -- accepted -- Brewer's spineflower, San Luis Obispo spineflower |
| |
Chorizanthe cuspidata S. Watson -- accepted -- San Francisco spineflower |
| |
Chorizanthe cuspidata var. cuspidata S. Watson -- accepted -- San Francisco Bay spineflower, San Francisco spineflower |
| |
Chorizanthe fernandina S. Watson -- not accepted |
| |
Chorizanthe leptoceras (A. Gray) S. Watson -- not accepted |
| |
Chorizanthe palmeri S. Watson -- accepted -- Palmer's spineflower |
| |
Chorizanthe parryi S. Watson -- accepted -- San Bernardino spineflower |
| |
Chorizanthe parryi var. fernandina (S. Watson) Jeps. -- accepted -- San Fernando Valley spineflower |
| |
Chorizanthe parryi var. parryi S. Watson -- accepted -- Parry's spineflower, San Bernardino spineflower |
| |
Chorizanthe spinosa S. Watson -- accepted -- Mojave spineflower |
| |
Chorizanthe thurberi (A. Gray ex Benth.) S. Watson -- not accepted |
| |
Chorizanthe valida S. Watson -- accepted -- Sonoma spineflower |
| |
Chorizanthe wheeleri S. Watson -- accepted -- Santa Barbara spineflower |
| |
Chorizanthe xanti S. Watson -- accepted -- Riverside spineflower |
| |
Chorizanthe xanti var. xanti S. Watson -- accepted -- Riverside spineflower |
| |
Chylismia heterochroma (S. Watson) Small -- accepted -- Shockley's evening primrose |
| |
Chylismia multijuga (S. Watson) Small -- accepted -- froststem suncup |
| |
Chylismia parryi (S. Watson) Small -- accepted -- redclay suncup |
| |
Chylismiella pterosperma (S. Watson) W.L. Wagner & Hoch -- accepted -- wingfruit suncup |
| |
Cicuta bolanderi S. Watson -- not accepted -- Bolander water-hemlock |
| |
Cicuta maculata var. bolanderi (S. Watson) G.A. Mulligan -- accepted -- Bolander cicuta, common water hemlock, poison parsnip, spotted cowbane, spotted parsley, spotted water hemlock, water hemlock |
| |
Cimicifuga arizonica S. Watson -- not accepted -- Arizona bugbane |
| |
Cimicifuga laciniata S. Watson -- not accepted -- Mt. Hood bugbane |
| |
Cistanthe ambigua (S. Watson) Hershk. -- accepted -- desert pussypaws |
| |
Cistanthe quadripetala (S. Watson) Hershk. -- accepted -- fourpetal pussypaws |
| |
Cistanthe rosea (S. Watson) Hershk. -- accepted -- rosy pussypaws |
| |
Cladium californicum (S. Watson) O'Neill -- accepted -- California sawgrass |
| |
Cladium mariscus var. californicum S. Watson -- not accepted |
| |
Claytonia caroliniana var. lanceolata (Pall. ex Pursh) S. Watson -- not accepted |
| |
Claytonia cordifolia S. Watson -- accepted -- heartleaf springbeauty |
| |
Claytonia howellii (S. Watson) Piper -- not accepted |
| |
Claytonia megarhiza (A. Gray) Parry ex S. Watson -- accepted -- alpine springbeauty |
| |
Claytonia megarhiza var. megarhiza (A. Gray) Parry ex S. Watson -- not accepted -- alpine springbeauty |
| |
Claytonia nevadensis S. Watson -- accepted -- Sierra springbeauty |
| |
Claytonia sibirica var. cordifolia (S. Watson) R.J. Davis -- not accepted |
| |
Claytonia triphylla S. Watson -- not accepted |
| |
Claytonia umbellata S. Watson -- accepted -- Great Basin springbeauty |
| |
Clematis fremontii S. Watson -- accepted -- Fremont's leather flower |
| |
Clematis ligusticifolia var. californica S. Watson -- not accepted -- California clematis |
| |
Cleome sparsifolia S. Watson -- not accepted -- fewleaf cleome, fewleaf spiderflower |
| |
Cleomella brevipes S. Watson -- accepted -- shortstalk cleomella, shortstalk stinkweed |
| |
Cleomella grandiflora (S. Watson) Coville -- not accepted |
| |
Cleomella plocasperma S. Watson -- accepted -- alkali cleomella, alkali stinkweed, twisted cleomella |
| |
Coldenia mexicana S. Watson -- not accepted |
| |
Coldenia mexicana var. tomentosa (S. Watson) I.M. Johnst. -- not accepted |
| |
Collinsia torreyi var. wrightii (S. Watson) I.M. Johnst. -- accepted -- Wright's blue eyed Mary |
| |
Collinsia wrightii S. Watson -- not accepted |
| |
Collomia debilis (S. Watson) Greene -- accepted -- alpine collomia |
| |
Collomia debilis var. debilis (S. Watson) Greene -- accepted -- alpine collomia |
| |
Colubrina greggii S. Watson -- accepted -- Sierra nakedwood, Sierran nakedwood |
| |
Colubrina greggii var. greggii S. Watson -- not accepted -- Gregg's nakedwood |
| |
Conioselinum chinense var. pacificum (S. Watson) B. Boivin -- not accepted |
| |
Conioselinum pacificum (S. Watson) J.M. Coult. & Rose -- not accepted |
| |
Conopholis alpina var. mexicana (A. Gray ex S. Watson) R.R. Haynes -- accepted -- alpine squawroot, Mexican cancer-root, Mexican squawroot |
| |
Conopholis mexicana A. Gray ex S. Watson -- not accepted |
| |
Convolvulus longipes S. Watson -- not accepted |
| |
Corallorhiza bigelovii S. Watson -- not accepted |
| |
Corallorrhiza bigelovii S. Watson -- not accepted |
| |
Cordylanthus kingii S. Watson -- accepted -- King's bird's-beak, King's bird'sbeak |
| |
Cordylanthus kingii ssp. kingii S. Watson -- accepted -- King's bird's-beak, King's bird'sbeak |
| |
Corydalis bidwelliae S. Watson -- not accepted |
| |
Corydalis brandegeei S. Watson -- not accepted |
| |
Corydalis caseana ssp. brandegeei (S. Watson) G.B. Ownbey -- accepted -- Brandegee's fumewort |
| |
Corydalis caseana ssp. cusickii (S. Watson) G.B. Ownbey -- accepted -- Cusick's fumewort |
| |
Corydalis caseana var. cusickii (S. Watson) C.L. Hitchc. -- not accepted |
| |
Corydalis cusickii S. Watson -- not accepted |
| |
Cotyledon oregonensis S. Watson -- not accepted |
| |
Crassula connata var. subsimplex (S. Watson) Bywater & Wickens -- not accepted -- sand pygmyweed |
| |
Crassula viridis (S. Watson) Bywater & Wickens -- accepted -- pricklyseed pygmyweed |
| |
Creonana vestitia (S. Watson) Jeps. -- not accepted |
| |
Crossosoma bigelovii S. Watson -- accepted -- Bigelow's crossosoma, ragged rockflower |
| |
Crossosoma bigelovii var. bigelovii S. Watson -- not accepted -- ragged rockflower |
| |
Croton californicus var. major S. Watson ex Engelm. -- not accepted |
| |
Croton californicus var. tenuis (S. Watson) A.M. Ferguson -- not accepted -- California croton |
| |
Croton calvescens S. Watson -- not accepted |
| |
Croton elaeagnoides S. Watson -- not accepted |
| |
Croton palmeri S. Watson -- accepted |
| |
Croton pringlei S. Watson -- not accepted |
| |
Croton tenuilobus S. Watson -- accepted |
| |
Croton tenuis S. Watson -- not accepted |
| |
Cryptantha fulvocanescens (S. Watson) Payson -- accepted -- tawny catseye, tawny cryptantha |
| |
Cryptantha fulvocanescens var. fulvocanescens (S. Watson) Payson -- accepted -- tawny cryptantha |
| |
Cryptantha racemosa (S. Watson) Greene -- accepted -- brushy cryptantha, bushy cryptantha, forget-me-not cryptantha |
| |
Cucurbita californica Torr. ex S. Watson -- not accepted |
| |
Cucurbita palmata S. Watson -- accepted -- coyote gourd, coyote melon |
| |
Cupressus guadalupensis S. Watson -- not accepted -- ciprés brillante |
| |
Cymopterus bipinnatus S. Watson -- not accepted |
| |
Cymopterus globosus (S. Watson) S. Watson -- accepted -- globe springparsley, globose springparsley |
| |
Cymopterus longipes S. Watson -- accepted -- longstalk springparsley |
| |
Cymopterus newberryi (S. Watson) M.E. Jones -- accepted -- sweet-root spring parsley, sweetroot springparsley |
| |
Cymopterus nivalis S. Watson -- accepted -- snowline springparsley |
| |
Cymopterus purpureus S. Watson -- accepted -- purple spring parsley, purple springparsley |
| |
Cynanchum palmeri (S. Watson) Shinners -- not accepted |
| |
Cynanchum palmeri (S. Watson) S.F. Blake -- not accepted |
| |
Cynomarathrum alpinum (S. Watson) J.M. Coult. & Rose -- not accepted |
| |
Cypripedium fasciculatum Kellogg ex S. Watson -- accepted -- clustered lady's slipper, clustered ladyslipper |
| |
Dalea amoena S. Watson -- not accepted |
| |
Dalea californica S. Watson -- not accepted |
| |
Dalea flavescens (S. Watson) S.L. Welsh -- accepted -- Canyonlands prairie clover, Canyonlands prairieclover |
| |
Dalea fremontii var. johnsonii (S. Watson) Munz -- not accepted |
| |
Dalea glaberrima S. Watson -- not accepted |
| |
Dalea kingii S. Watson -- not accepted |
| |
Dalea orcuttii S. Watson -- not accepted |
| |
Dalea polydenia Torr. ex S. Watson -- not accepted |
| |
Dalea polydenia var. subnuda S. Watson -- not accepted |
| |
Dalea reverchonii (S. Watson) Shinners -- accepted -- Comanche Peak prairie clover, Comanche-peak prairie-clover |
| |
Dalea sabinalis (S. Watson) Shinners -- accepted -- Sabinal prairie-clover |
| |
Dalea scariosa S. Watson -- accepted -- Albuquerque prairie clover, Albuquerque prairieclover |
| |
Dasylirion wheeleri S. Watson -- accepted -- common sotol, sotol, Sotol de desierto |
| |
Delphinium elatum var. occidentale S. Watson -- not accepted |
| |
Delphinium glaucum S. Watson -- accepted -- mountain larkspur, Sierra larkspur, tower larkspur |
| |
Delphinium madrense S. Watson -- accepted -- Sierra Madre larkspur |
| |
Delphinium nelsonii ssp. utahense (S. Watson) Ewan -- not accepted |
| |
Delphinium occidentale ssp. occidentale (S. Watson) S. Watson -- not accepted -- duncecap larkspur |
| |
Delphinium scopulorum ssp. occidentale (S. Watson) Abrams -- not accepted |
| |
Delphinium scopulorum var. glaucum (S. Watson) A. Gray -- not accepted |
| |
Delphinium X occidentale (S. Watson) S. Watson (pro. sp.) -- accepted -- duncecap larkspur, tall larkspur |
| |
Dentaria californica var. pachystigma S. Watson -- not accepted |
| |
Dentaria pachystigma (S. Watson) S. Watson -- not accepted |
| |
Dermatophyllum arizonicum (S. Watson) Vincent -- accepted -- Arizona necklacepod, Arizona sophora, mescal bean, mescalbean |
| |
Desmanthus bicornutus S. Watson -- accepted -- ruby bundleflower, two-horn bundleflower |
| |
Desmanthus obtusus S. Watson -- accepted -- bluntpod bundleflower |
| |
Desmodium arizonicum S. Watson -- accepted -- Arizona tick trefoil, Arizona ticktrefoil |
| |
Desmodium scopulorum S. Watson -- accepted -- Sonoran tick trefoil, Sonoran ticktrefoil |
| |
Dicentra pauciflora S. Watson -- accepted -- shorthorn steer's-head |
| |
Disporum hookeri var. oreganum (S. Watson) Q. Jones -- not accepted -- Oregon drops of gold |
| |
Disporum hookeri var. parvifolium (S. Watson) Britton -- not accepted -- drops of gold |
| |
Disporum oreganum (S. Watson) W.T. Mill. -- not accepted |
| |
Disporum parvifolium (S. Watson) Britton -- not accepted |
| |
Disporum trachycarpum (S. Watson) Benth. & Hook. f. -- not accepted -- rough-fruit fairybells, roughfruit fairybells, wartberry fairybells |
| |
Douglasia dentata S. Watson -- not accepted |
| |
Douglasia nivalis var. dentata (S. Watson) A. Gray -- not accepted -- snow dwarf-primrose |
| |
Draba aureola S. Watson -- accepted -- Mt. Lassen draba |
| |
Draba breweri S. Watson -- accepted -- cushion draba |
| |
Draba breweri var. breweri S. Watson -- not accepted -- cushion draba |
| |
Draba corrugata S. Watson -- accepted -- Southern California draba |
| |
Draba corrugata var. corrugata S. Watson -- not accepted -- Southern California draba |
| |
Draba cuneifolia var. integrifolia S. Watson -- accepted -- wedgeleaf draba, wedgeleaf whitlowgrass |
| |
Draba cuneifolia var. platycarpa (Torr. & A. Gray) S. Watson -- not accepted |
| |
Draba howellii S. Watson -- accepted -- rosette draba |
| |
Draba lemmonii S. Watson -- accepted -- granite draba, Lemmon's draba |
| |
Draba lemmonii var. lemmonii S. Watson -- not accepted -- granite draba, Lemmon's draba |
| |
Draba nivalis var. elongata S. Watson -- not accepted |
| |
Draba oligosperma ssp. subsessilis (S. Watson) A.E. Murray -- not accepted |
| |
Draba oligosperma var. subsessilis (S. Watson) O.E. Schulz -- not accepted |
| |
Draba sonorae var. integrifolia (S. Watson) O.E. Schulz -- not accepted |
| |
Draba subsessilis S. Watson -- not accepted |
| |
Dryas octopetala var. drummondii (Richardson ex Hook.) S. Watson -- not accepted |
| |
Drymaria fendleri S. Watson -- not accepted |
| |
Drymaria viscosa S. Watson -- accepted -- sticky drymary |
| |
Dudleya attenuata (S. Watson) Moran -- accepted -- Orcutt's dudleya, tapertip liveforever |
| |
Dudleya nevadensis (S. Watson) Britton & Rose -- not accepted |
| |
Dudleya palmeri (S. Watson) Britton & Rose -- accepted -- Palmer's liveforever |
| |
Dudleya variegata (S. Watson) Moran -- accepted -- variegated dudleya, variegated liveforever |
| |
Dudleya viscida (S. Watson) Moran -- accepted -- sticky liveforever, sticky-leaved liveforever |
| |
Duravia bidwelliae (S. Watson) Greene -- not accepted |
| |
Echinodorus berteroi var. lanceolatus (Engelm. ex S. Watson & J.M. Coult.) Fassett -- not accepted |
| |
Echinodorus rostratus var. lanceolatus Engelm. ex S. Watson & J.M. Coult. -- not accepted |
| |
Echinopepon wrightii (A. Gray) S. Watson -- accepted -- wild balsam apple, wild balsam-apple |
| |
Elaterium bigelovii S. Watson -- not accepted |
| |
Eleocharis cancellata S. Watson -- accepted -- Arizona spikerush |
| |
Eleocharis rostellata var. occidentalis S. Watson -- not accepted |
| |
Elmera racemosa (S. Watson) Rydb. -- accepted -- yellow coralbells |
| |
Elmera racemosa var. racemosa (S. Watson) Rydb. -- not accepted -- yellow coralbells |
| |
Elymus canadensis var. intermedius Vasey ex S. Watson & J.M. Coult. -- not accepted |
| |
Elymus sibiricus var. americanus S. Watson & J.M. Coult. -- not accepted |
| |
Elymus virginicus var. intermedius (Vasey ex S. Watson & J.M. Coult.) Bush -- accepted |
| |
Enneapogon wrightii (S. Watson) Roshev. -- not accepted |
| |
Enneapogon wrightii (S. Watson) C.E. Hubb. -- not accepted |
| |
Epallageiton longipes (S. Watson) Koso-Pol. -- not accepted |
| |
Epallageiton purpureum (S. Watson) Koso-Pol. -- not accepted |
| |
Ephedra aspera Engelm. ex S. Watson -- accepted -- aspera Mormon tea, boundary ephedra, Mormon tea, rough jointfir |
| |
Ephedra californica S. Watson -- accepted -- California jointfir, California Mormon tea |
| |
Ephedra californica var. californica S. Watson -- not accepted -- California jointfir |
| |
Ephedra nevadensis S. Watson -- accepted -- Nevada ephedra, Nevada jointfir, Nevada Mormon tea |
| |
Ephedra nevadensis var. aspera (Engelm. ex S. Watson) L.D. Benson -- not accepted |
| |
Ephedra nevadensis var. nevadensis S. Watson -- not accepted -- Nevada jointfir |
| |
Ephedra pedunculata Engelm. ex S. Watson -- accepted -- vine ephedra, vine jointfir |
| |
Ephedra torreyana S. Watson -- accepted -- Torrey's ephedra, Torrey's jointfir, Torrey's Mormon tea |
| |
Ephedra torreyana var. torreyana S. Watson -- accepted -- Torrey's jointfir, Torrey's Mormon tea |
| |
Ephedra trifurca Torr. ex S. Watson -- accepted -- longleaf ephedra, longleaf jointfir, longleaf Mormon tea |
| |
Epilobium torreyi (S. Watson) Hoch & P.H. Raven -- accepted -- narrowleaf willowweed, Torrey's willowherb |
| |
Eragrostis elliottii S. Watson -- accepted -- field lovegrass |
| |
Eragrostis palmeri S. Watson -- accepted -- Rio Grande lovegrass |
| |
Eremochloe bigelovii S. Watson -- not accepted |
| |
Eremochloe kingii S. Watson -- not accepted |
| |
Eremochloe thurberi S. Watson -- not accepted |
| |
Eremogone aculeata (S. Watson) Ikonn. -- accepted -- prickly sandwort |
| |
Eremogone congesta var. subcongesta (S. Watson) R.L. Hartm. & Rabeler -- accepted -- loosehead sandwort |
| |
Eremogone kingii (S. Watson) Ikonn. -- accepted -- King's sandwort |
| |
Eremogone kingii var. glabrescens (S. Watson) Dorn -- accepted -- King's sandwort |
| |
Eremogone kingii var. kingii (S. Watson) Ikonn. -- accepted -- King's sandwort |
| |
Eremogone macradenia (S. Watson) Ikonn. -- accepted -- Mojave sandwort |
| |
Eremogone macradenia var. macradenia (S. Watson) Ikonn. -- accepted -- Mojave sandwort |
| |
Eremothera refracta (S. Watson) W.L. Wagner & Hoch -- accepted -- narrowleaf suncup |
| |
Ericameria cervina (S. Watson) Rydb. -- accepted -- deer goldenbush, deer heath-goldenrod, deer heathgoldenrod |
| |
Erigeron sanctarum S. Watson -- accepted -- saints fleabane |
| |
Eriogonella spinosa (S. Watson) Goodman -- not accepted |
| |
Eriogonum alatum ssp. triste (S. Watson) S. Stokes -- not accepted |
| |
Eriogonum allenii S. Watson -- accepted -- shale barren buckwheat, shalebarren buckwheat |
| |
Eriogonum apiculatum S. Watson -- accepted -- San Jacinto buckwheat |
| |
Eriogonum baileyi S. Watson -- accepted -- Bailey's buckwheat |
| |
Eriogonum baileyi var. baileyi S. Watson -- accepted -- Bailey's buckwheat |
| |
Eriogonum baileyi var. tomentosum S. Watson -- not accepted |
| |
Eriogonum cithariforme S. Watson -- accepted -- Cithara buckwheat |
| |
Eriogonum cithariforme var. cithariforme S. Watson -- accepted -- Cithara buckwheat |
| |
Eriogonum corymbosum var. thompsoniae (S. Watson) S.L. Welsh -- not accepted |
| |
Eriogonum deflexum ssp. insigne (S. Watson) S. Stokes -- not accepted |
| |
Eriogonum deserticola S. Watson -- accepted -- Colorado Desert buckwheat, desert wild buckwheat |
| |
Eriogonum esmeraldense S. Watson -- accepted -- Esmeralda buckwheat |
| |
Eriogonum esmeraldense var. esmeraldense S. Watson -- accepted -- Esmeralda buckwheat |
| |
Eriogonum foliosum S. Watson -- accepted -- Baja buckwheat |
| |
Eriogonum giganteum S. Watson -- accepted -- St. Catherine's lace |
| |
Eriogonum giganteum var. giganteum S. Watson -- accepted -- St. Catherine's lace |
| |
Eriogonum gracile var. cithariforme (S. Watson) Munz -- not accepted |
| |
Eriogonum gracilipes S. Watson -- accepted -- White Mountain buckwheat |
| |
Eriogonum gracillimum S. Watson -- accepted -- rose and white buckwheat |
| |
Eriogonum harvardii S. Watson -- not accepted |
| |
Eriogonum havardii S. Watson -- accepted -- Havard's buckwheat |
| |
Eriogonum heermannii ssp. sulcatum (S. Watson) S. Stokes -- not accepted |
| |
Eriogonum heermannii var. sulcatum (S. Watson) Munz & Reveal -- accepted -- Heermann's buckwheat |
| |
Eriogonum hirtiflorum A. Gray ex S. Watson -- accepted -- hairyflower buckwheat |
| |
Eriogonum hookeri S. Watson -- accepted -- Hooker's buckwheat, Hooker's eriogonum, Hooker's wild buckwheat |
| |
Eriogonum inerme (S. Watson) Jeps. -- accepted -- unarmed buckwheat |
| |
Eriogonum inerme var. inerme (S. Watson) Jeps. -- accepted -- unarmed buckwheat |
| |
Eriogonum insigne S. Watson -- not accepted -- exalted buckwheat, ladder buckwheat, ladder wild buckwheat |
| |
Eriogonum jamesii var. flavescens S. Watson -- not accepted -- James' buckwheat |
| |
Eriogonum jonesii S. Watson -- accepted -- Jones' buckwheat |
| |
Eriogonum kennedyi Porter ex S. Watson -- accepted -- Kennedy's buckwheat |
| |
Eriogonum kennedyi ssp. gracilipes (S. Watson) S. Stokes -- not accepted |
| |
Eriogonum kennedyi var. kennedyi Porter ex S. Watson -- accepted -- Kennedy's buckwheat |
| |
Eriogonum latifolium ssp. pauciflorum (S. Watson) S. Stokes -- not accepted |
| |
Eriogonum lemmonii S. Watson -- accepted -- Lemmon's buckwheat, volcanic buckwheat |
| |
Eriogonum mohavense S. Watson -- accepted -- Western Mojave buckwheat |
| |
Eriogonum molestum S. Watson -- accepted -- pineland buckwheat |
| |
Eriogonum nudum ssp. pauciflorum (S. Watson) Munz -- not accepted |
| |
Eriogonum nudum var. oblongifolium S. Watson -- accepted -- naked buckwheat |
| |
Eriogonum nudum var. pauciflorum S. Watson -- accepted -- naked buckwheat |
| |
Eriogonum ochrocephalum S. Watson -- accepted -- ocherflower buckwheat, whitewoolly buckwheat |
| |
Eriogonum ochrocephalum var. gracilipes (S. Watson) J.T. Howell -- not accepted |
| |
Eriogonum ochrocephalum var. ochrocephalum S. Watson -- accepted -- whitewoolly buckwheat |
| |
Eriogonum ordii S. Watson -- accepted -- Fort Mojave buckwheat |
| |
Eriogonum parishii S. Watson -- accepted -- mountainmist |
| |
Eriogonum pendulum S. Watson -- accepted -- Waldo buckwheat |
| |
Eriogonum puberulum S. Watson -- not accepted -- puberulent buckwheat, Red Creek buckwheat |
| |
Eriogonum saxatile S. Watson -- accepted -- hoary buckwheat, rock buckwheat |
| |
Eriogonum shockleyi S. Watson -- accepted -- Shockley's buckwheat, Shockley's wild buckwheat |
| |
Eriogonum shockleyi var. shockleyi S. Watson -- not accepted -- Shockley's buckwheat |
| |
Eriogonum subreniforme S. Watson -- accepted -- kidney-shape wild buckwheat, kidneyshape buckwheat |
| |
Eriogonum suffruticosum S. Watson -- accepted -- bushy buckwheat, bushy wild-buckwheat |
| |
Eriogonum sulcatum S. Watson -- not accepted |
| |
Eriogonum thompsonae var. thompsonae S. Watson -- not accepted -- Thompson wild-buckwheat |
| |
Eriogonum thompsoniae S. Watson -- accepted -- Thompson's buckwheat, Thompson's wild buckwheat |
| |
Eriogonum thompsoniae var. thompsoniae S. Watson -- accepted -- Thompson's buckwheat |
| |
Eriogonum triste S. Watson -- not accepted |
| |
Eriogonum ursinum S. Watson -- accepted -- Bear Valley buckwheat |
| |
Eriogonum ursinum var. ursinum S. Watson -- accepted -- Bear Valley buckwheat |
| |
Eriogonum vimineum var. baileyi (S. Watson) R.J. Davis -- not accepted |
| |
Eriogonum wrightii ssp. subscaposum (S. Watson) S. Stokes -- not accepted |
| |
Eriogonum wrightii var. subscaposum S. Watson -- accepted -- bastardsage |
| |
Eriogynia caespitosa (Nutt.) S. Watson -- not accepted |
| |
Eriogynia uniflora S. Watson -- not accepted |
| |
Erocallis triphylla (S. Watson) Rydb. -- not accepted |
| |
Eryngium armatum (S. Watson) J.M. Coult. & Rose -- accepted -- coastal eryngo |
| |
Erysimum arenicola S. Watson -- accepted -- cascade wallflower, Sierra wallflower |
| |
Erysimum arenicola var. arenicola S. Watson -- not accepted -- cascade wallflower |
| |
Erysimum asperum var. perenne S. Watson ex Coville -- not accepted |
| |
Erysimum capitatum ssp. perenne (S. Watson ex Coville) R.A. Price -- not accepted |
| |
Erysimum capitatum var. perenne (S. Watson ex Coville) R.J. Davis -- not accepted -- sand dune wallflower |
| |
Erysimum inconspicum (S. Watson) MacMill. -- not accepted |
| |
Erysimum inconspicuum (S. Watson) MacMill. -- accepted -- shy wallflower, smallflower wallflower |
| |
Erysimum inconspicuum var. inconspicuum (S. Watson) MacMill. -- not accepted -- shy wallflower |
| |
Erysimum occidentale (S. Watson) B.L. Rob. -- accepted -- pale wallflower, western wallflower |
| |
Erysimum perenne (S. Watson ex Coville) Abrams -- accepted -- sand dune wallflower |
| |
Erythronium citrinum S. Watson -- accepted -- cream fawnlily |
| |
Erythronium citrinum var. citrinum S. Watson -- not accepted -- cream fawnlily |
| |
Erythronium hendersonii S. Watson -- accepted -- Henderson's fawnlily |
| |
Erythronium howellii S. Watson -- not accepted -- Howell's fawnlily |
| |
Erythronium montanum S. Watson -- accepted -- white avalanche-lily |
| |
Erythronium parviflorum (S. Watson) Goodd. -- not accepted |
| |
Erythronium purpurascens S. Watson -- accepted -- purple fawnlily |
| |
Eschscholzia minutiflora S. Watson -- accepted -- pygmy goldenpoppy, pygmy poppy |
| |
Eschscholzia minutiflora ssp. minutiflora S. Watson -- accepted -- pygmy poppy, smallflower goldenpoppy |
| |
Eumecanthus digitatus (S. Watson) Millsp. -- not accepted |
| |
Eumecanthus guadalajaranus (S. Watson) Millsp. -- not accepted |
| |
Eumecanthus subpeltatus (S. Watson) Millsp. -- not accepted |
| |
Eumecanthus subreniformis (S. Watson) Millsp. -- not accepted |
| |
Eumecanthus tener (S. Watson) Millsp. -- not accepted |
| |
Euphorbia biformis S. Watson -- not accepted |
| |
Euphorbia capitellata var. laxiflora S. Watson -- not accepted |
| |
Euphorbia digitata S. Watson -- not accepted |
| |
Euphorbia exclusa S. Watson -- not accepted |
| |
Euphorbia gracillima S. Watson -- accepted -- Mexican sandmat |
| |
Euphorbia guadalajarana S. Watson -- accepted |
| |
Euphorbia hexagonoides S. Watson -- accepted |
| |
Euphorbia hirtula Engelm. ex S. Watson -- not accepted |
| |
Euphorbia intermixta S. Watson -- not accepted |
| |
Euphorbia lineata S. Watson -- accepted |
| |
Euphorbia longicornuta S. Watson -- accepted |
| |
Euphorbia longiramosa S. Watson -- not accepted |
| |
Euphorbia misella S. Watson -- accepted |
| |
Euphorbia ocellata ssp. rattanii (S. Watson) Oudejans -- accepted -- Rattan's sandmat |
| |
Euphorbia ocellata var. rattanii (S. Watson) L.C. Wheeler -- not accepted |
| |
Euphorbia ocymoidea var. subreniformis (S. Watson) McVaugh -- not accepted |
| |
Euphorbia palmeri Engelm. ex S. Watson -- not accepted -- wood spurge, woodland spurge |
| |
Euphorbia palmeri var. palmeri Engelm. ex S. Watson -- not accepted -- woodland spurge |
| |
Euphorbia palmeri var. subpubens (Engelm. ex S. Watson) L.C. Wheeler -- not accepted -- woodland spurge |
| |
Euphorbia pediculifera var. linearifolia S. Watson -- accepted |
| |
Euphorbia petrina S. Watson -- accepted |
| |
Euphorbia platysperma Engelm. ex S. Watson -- accepted -- dune spurge, flat-seeded spurge, flatseed sandmat |
| |
Euphorbia plicata S. Watson -- not accepted |
| |
Euphorbia plummerae S. Watson -- not accepted |
| |
Euphorbia plummeriae S. Watson -- not accepted |
| |
Euphorbia polycarpa var. intermixta (S. Watson) L.C. Wheeler -- not accepted |
| |
Euphorbia polycarpa var. petrina (S. Watson) I.M. Johnst. -- not accepted |
| |
Euphorbia polycarpa var. vestita S. Watson -- not accepted |
| |
Euphorbia portulana S. Watson -- not accepted |
| |
Euphorbia rattanii S. Watson -- not accepted |
| |
Euphorbia retroscabra S. Watson -- not accepted |
| |
Euphorbia serpyllifolia ssp. hirtella (Engelm. ex S. Watson) Oudejans -- not accepted |
| |
Euphorbia serpyllifolia var. hirtella (Engelm. ex S. Watson) L.C. Wheeler -- accepted -- thymeleaf sandmat |
| |
Euphorbia serpyllifolia var. hirtula (Engelm. ex S. Watson) L.C. Wheeler -- accepted -- Thymeleaf sandmat |
| |
Euphorbia subpeltata S. Watson -- accepted |
| |
Euphorbia subpubens Engelm. ex S. Watson -- not accepted |
| |
Euphorbia subreniformis S. Watson -- accepted |
| |
Euphorbia tenera S. Watson -- not accepted |
| |
Euphorbia tomentulosa S. Watson -- accepted |
| |
Euphorbia uniglandulosa S. Watson -- not accepted |
| |
Eurystemon mexicanum (S. Watson) Alexander -- not accepted |
| |
Eurystemon mexicanus (S. Watson) Alexander -- not accepted |
| |
Eysenhardtia orthocarpa (A. Gray) S. Watson -- accepted -- Tahitian kidneywood |
| |
Fatsia horrida (Sm.) Benth. & Hook. f. ex W.H. Brewer & S. Watson -- not accepted |
| |
Fendlerella utahensis (S. Watson) A. Heller -- accepted -- Utah fendlerbush, Utah fendlerella, yerba desierto |
| |
Fendlerella utahensis var. utahensis (S. Watson) A. Heller -- not accepted -- Utah fendlerbush |
| |
Festuca kingii (S. Watson) Cassidy -- not accepted -- spike fescue |
| |
Festuca kingii (S. Watson) Scribn. -- not accepted |
| |
Festuca kingii var. kingii (S. Watson) Cassidy -- not accepted |
| |
Festuca ovina ssp. brevifolia (S. Watson) Hack. -- not accepted |
| |
Festuca ovina var. brevifolia S. Watson -- not accepted |
| |
Festuca ovina var. brevifolia auct. non S. Watson -- not accepted |
| |
Filipendula occidentalis (S. Watson) Howell -- accepted -- queen of the forest, queen-of-the-forest |
| |
Fimbristylis thermalis S. Watson -- accepted -- hot springs fimbry, hotsprings fimbry |
| |
Fragaria glauca (S. Watson) Rydb. -- not accepted |
| |
Fragaria virginiana ssp. glauca (S. Watson) Staudt -- accepted -- blueleaf strawberry, Virginia strawberry |
| |
Fragaria virginiana var. glauca S. Watson -- not accepted |
| |
Frankenia palmeri S. Watson -- accepted -- Palmer's frankenia, Palmer's seaheath |
| |
Frasera albomarginata S. Watson -- accepted -- desert elkweed, desert frasera |
| |
Frasera albomarginata var. albomarginata S. Watson -- not accepted -- desert elkweed |
| |
Fraxinus anomala Torr. ex S. Watson -- accepted -- singleleaf ash |
| |
Fraxinus anomala var. amonala Torr. ex S. Watson -- not accepted |
| |
Fraxinus anomala var. anomala Torr. ex S. Watson -- accepted -- singleleaf ash |
| |
Fraxinus velutina var. coriacea (S. Watson) Rehder -- not accepted |
| |
Fritillaria mutica var. gracilis (S. Watson) Jeps. -- not accepted |
| |
Galium bifolium S. Watson -- accepted -- twin-leaf bedstraw, twinleaf bedstraw |
| |
Galium uncinulatum var. obstipum (Schltdl.) S. Watson -- not accepted |
| |
Garrya flavescens S. Watson -- accepted -- ashy silktassel, yellowleaf silktassel |
| |
Garrya flavescens ssp. flavescens S. Watson -- not accepted -- ashy silktassel |
| |
Gastrolychnis kingii (S. Watson) W.A. Weber -- not accepted |
| |
Gentiana amarella var. stricta (Griseb.) S. Watson -- not accepted |
| |
Geranium bicknellii var. longipes (S. Watson) Fernald -- not accepted -- northern cranesbill |
| |
Geranium carolinianum var. longipes S. Watson -- not accepted |
| |
Geranium wislizeni S. Watson -- accepted -- Huachuca geranium, Huachuca Mountain geranium |
| |
Geranium wislizenii S. Watson -- not accepted |
| |
Gilia latifolia S. Watson -- not accepted -- broad-leaf gily-flower, broadleaf gilia |
| |
Gilia latifolia var. latifolia S. Watson -- not accepted -- broadleaf gilia |
| |
Glyceria arundinacea ssp. grandis (S. Watson) Tzvelev -- not accepted |
| |
Glyceria grandis S. Watson -- accepted -- American mannagrass, manna grass |
| |
Glyceria grandis f. grandis S. Watson -- not accepted |
| |
Glyceria grandis var. grandis S. Watson -- accepted -- American mannagrass |
| |
Glyceria maxima ssp. grandis (S. Watson) Hultén -- not accepted |
| |
Glyceria maxima var. grandis (S. Watson) Breitung -- not accepted |
| |
Glycyrrhiza lepidota var. glutinosa (Nutt.) S. Watson -- not accepted |
| |
Godetia biloba (Durand) S. Watson -- not accepted |
| |
Godetia epilobioides (Nutt. ex Torr. & A. Gray) S. Watson -- not accepted |
| |
Godetia hispidula S. Watson -- not accepted |
| |
Godetia purpurea var. parviflora (S. Watson) C.L. Hitchc. -- not accepted |
| |
Gormania debilis (S. Watson) Britton -- not accepted |
| |
Greggia camporum var. linearifolia (S. Watson) M.E. Jones -- not accepted |
| |
Habenaria leucostachys (Lindl.) S. Watson -- not accepted |
| |
Habenaria sparsiflora S. Watson -- not accepted |
| |
Habenaria unalascensis (Spreng.) S. Watson -- not accepted |
| |
Halliophytum fasciculatum (S. Watson) I.M. Johnst. -- not accepted |
| |
Halostachys occidentalis S. Watson -- not accepted |
| |
Haplopappus cervinus S. Watson -- not accepted |
| |
Haplopappus crevinus S. Watson -- not accepted |
| |
Hartwrightia A. Gray ex S. Watson -- accepted -- hartwrightia |
| |
Hartwrightia floridana A. Gray ex S. Watson -- accepted -- Florida hartwrightia |
| |
Hasseanthus variegatus (S. Watson) Rose -- not accepted |
| |
Hastingsia S. Watson -- accepted -- rushlily |
| |
Hastingsia alba (Durand) S. Watson -- accepted -- white rushlily |
| |
Hastingsia bracteosa S. Watson -- accepted -- largeflower rushlily |
| |
Hastingsia bracteosa var. bracteosa S. Watson -- not accepted -- largeflower rushlily |
| |
Havardia sonorae (S. Watson) Britton & Rose -- accepted |
| |
Hebanthe palmeri S. Watson -- not accepted |
| |
Hechtia texensis S. Watson -- accepted -- Guapilla de Texas, Texas false agave |
| |
Hedyotis nigricans var. scabra (S. Watson) Fosberg -- not accepted |
| |
Helenium amarum var. badium (A. Gray ex S. Watson) Waterf. -- accepted -- basin sneezeweed, yellowdicks |
| |
Helenium badium (A. Gray ex S. Watson) Greene -- not accepted |
| |
Helenium tenuifolium var. badium A. Gray ex S. Watson -- not accepted |
| |
Helianthus canescens (A. Gray) S. Watson -- not accepted |
| |
Helianthus mollis var. cordatus S. Watson -- not accepted |
| |
Hermannia pauciflora S. Watson -- accepted -- hierba del soldado, Santa Catalina burstwort |
| |
Hermidium alipes S. Watson -- not accepted |
| |
Hesperochiron S. Watson -- accepted |
| |
Hesperochiron californicus (Benth.) S. Watson -- accepted -- California hesperochiron |
| |
Hesperochloa kingii (S. Watson) Rydb. -- not accepted |
| |
Hesperochloa kingii var. kingii (S. Watson) Rydb. -- not accepted |
| |
Hesperonia tenuiloba (S. Watson) Standl. -- not accepted |
| |
Heteranthera mexicana S. Watson -- accepted -- Mexican mudplantain |
| |
Heuchera cylindrica var. alpina S. Watson -- not accepted -- alpine alumroot |
| |
Heuchera micrantha var. hartwegii (S. Watson ex Wheelock) Rosend. -- accepted -- Hartweg's alumroot |
| |
Heuchera racemosa S. Watson -- not accepted |
| |
Hexalectris spicata var. arizonica (S. Watson) Catling & V.S. Engel -- accepted -- spiked crested coralroot |
| |
Hibiscus biseptus S. Watson -- accepted -- Arizona rose-mallow, Arizona rosemallow |
| |
Hollisteria S. Watson -- accepted |
| |
Hollisteria lanata S. Watson -- accepted -- false spikeflower |
| |
Holodiscus discolor var. dumosus (S. Watson) Maxim. ex J.M. Coult. -- accepted -- rockspirea |
| |
Hookera filifolia (S. Watson) Greene -- not accepted |
| |
Hookera stellaris (S. Watson) Greene -- not accepted |
| |
Hookeria filifolia (S. Watson) Greene -- not accepted |
| |
Horkelia baileyi (S. Watson) Rydb. -- not accepted |
| |
Horkelia bolanderi ssp. parryi (S. Watson) D.D. Keck -- not accepted |
| |
Horkelia fusca ssp. tenella (S. Watson) D.D. Keck -- not accepted -- pinewoods horkelia |
| |
Horkelia fusca var. tenella S. Watson -- accepted -- pinewoods horkelia |
| |
Horkelia purpurascens S. Watson -- not accepted |
| |
Horkelia sericata S. Watson -- accepted -- silky horkelia |
| |
Horkeliella purpurascens (S. Watson) Rydb. -- accepted -- purple false horkelia |
| |
Horsfordia alata (S. Watson) A. Gray -- accepted -- big feltplant, pink velvetmallow |
| |
Horsfordia newberryi (S. Watson) A. Gray -- accepted -- Newberry's velvetmallow, yellow feltplant |
| |
Horsfordia palmeri S. Watson -- not accepted |
| |
Hosackia nevadensis (S. Watson) Parish -- not accepted |
| |
Hosackia nivea (Greene) S. Watson -- not accepted |
| |
Hulsea callicarpha (H.M. Hall) S. Watson ex Rydb. -- not accepted |
| |
Hydrophyllum capitatum var. alpinum S. Watson -- accepted -- alpine waterleaf |
| |
Hydrophyllum occidentale (S. Watson) A. Gray -- accepted -- squaw-lettuce, western waterleaf |
| |
Hymenocallis humilis S. Watson -- not accepted |
| |
Hymenocallis palmeri S. Watson -- accepted -- alligatorlily |
| |
Hypericum microsepalum (Torr. & A. Gray) A. Gray ex S. Watson -- accepted -- flatwoods St. Johnswort |
| |
Hypericum paucifolium S. Watson -- accepted |
| |
Ilex verticillata var. padifolia (Willd.) Torr. & A. Gray ex S. Watson -- not accepted |
| |
Ilex verticillata var. tenuifolia (Torr.) S. Watson -- not accepted |
| |
Iresine palmeri (S. Watson) Standl. -- accepted -- Palmer's bloodleaf |
| |
Iris bracteata S. Watson -- accepted -- Siskiyou iris |
| |
Iris tenuis S. Watson -- accepted -- Clackamas iris |
| |
Isoloma jaliscanum S. Watson -- not accepted |
| |
Ivesia baileyi S. Watson -- accepted -- Bailey's ivesia |
| |
Ivesia baileyi ssp. setosa (S. Watson) D.D. Keck -- not accepted |
| |
Ivesia baileyi var. baileyi S. Watson -- accepted -- Bailey's ivesia |
| |
Ivesia baileyi var. setosa S. Watson -- not accepted -- Bailey's ivesia |
| |
Ivesia gordonii var. pygmea (A. Gray) S. Watson -- not accepted -- Gordon's ivesia |
| |
Ivesia kingii S. Watson -- accepted -- Ash Meadows ivesia, King's ivesia, King's mousetail |
| |
Ivesia kingii var. kingii S. Watson -- accepted -- alkali ivesia |
| |
Ivesia lemmonii S. Watson -- not accepted |
| |
Ivesia pinnatifida S. Watson -- not accepted |
| |
Ivesia purpurascens (S. Watson) D.D. Keck -- not accepted |
| |
Ivesia purpurascens ssp. purpurascens (S. Watson) D.D. Keck -- not accepted -- summit mousetail |
| |
Ivesia setosa (S. Watson) Rydb. -- accepted |
| |
Ivesia shockleyi S. Watson -- accepted -- Shockley's ivesia, sky mousetail |
| |
Ivesia shockleyi var. shockleyi S. Watson -- accepted -- Shockley's ivesia, sky mousetail |
| |
Ivesia utahensis S. Watson -- accepted -- Utah mousetail |
| |
Jacquemontia palmeri S. Watson -- not accepted |
| |
Johanneshowellia puberula (S. Watson) Reveal -- accepted -- Red Creek buckwheat |
| |
Juglans californica S. Watson -- accepted -- California black walnut, Southern California walnut |
| |
Juglans californica var. californica S. Watson -- not accepted -- California walnut, southern California black walnut |
| |
Juncoides carolinae (S. Watson) Kuntze -- not accepted |
| |
Juncus bufonius var. cogdonii (S. Watson) J.T. Howell -- not accepted |
| |
Juncus bufonius var. congdonii (S. Watson) J.T. Howell -- not accepted |
| |
Juncus nevadensis S. Watson -- accepted -- Nevada rush, Sierra rush |
| |
Juncus nevadensis var. nevadensis S. Watson -- not accepted -- Nevada rush, Sierra rush |
| |
Juncus oreganus S. Watson -- not accepted |
| |
Justicia candicans var. subglabra (S. Watson) L.D. Benson -- not accepted |
| |
Kallstroemia californica (S. Watson) Vail -- accepted -- California caltrop |
| |
Kelseya uniflora (S. Watson) Rydb. -- accepted -- oneflower kelseya |
| |
Kelseyi (S. Watson) Rydb. -- not accepted |
| |
Kelseyi uniflora (S. Watson) Rydb. -- not accepted |
| |
Kochia americana S. Watson -- accepted -- greenmolly, greenmolly kochia, greenmolly summercypress |
| |
Kochia americana var. californica (S. Watson) M.E. Jones -- not accepted |
| |
Kochia americana var. vestita S. Watson -- not accepted |
| |
Kochia californica S. Watson -- accepted -- Mojave kochia, rusty molly |
| |
Kochia vestita (S. Watson) Rydb. -- not accepted |
| |
Krameria bicolor S. Watson -- accepted |
| |
Krameria ramosissima (A. Gray) S. Watson -- accepted -- manystem ratany, trailing ratany |
| |
Laothoe parviflora (S. Watson) Greene -- not accepted |
| |
Laphamia megalocephala S. Watson -- not accepted |
| |
Lappula echinata var. occidentalis (S. Watson) B. Boivin -- not accepted |
| |
Lappula occidentalis (S. Watson) Greene -- accepted -- flat-spine sheepburr, flatspine stickseed, western sticktight |
| |
Lappula occidentalis var. occidentalis (S. Watson) Greene -- accepted -- desert stickseed, flat-spine sheepburr, flatspine stickseed, western stickseed |
| |
Lappula redowskii var. occidentalis (S. Watson) Rydb. -- not accepted |
| |
Lathyrus bolanderi S. Watson -- not accepted |
| |
Lathyrus cusickii S. Watson -- not accepted |
| |
Lathyrus graminifolius (S. Watson) T.G. White -- accepted -- grassleaf pea, grassleaf peavine |
| |
Lathyrus jepsonii ssp. californicus (S. Watson) C.L. Hitchc. -- not accepted -- California pea |
| |
Lathyrus jepsonii var. californicus (S. Watson) Hoover -- accepted -- California pea |
| |
Lathyrus nevadensis S. Watson -- accepted -- Sierra pea |
| |
Lathyrus nevadensis ssp. cusickii (S. Watson) C.L. Hitchc. -- not accepted -- Sierra pea |
| |
Lathyrus nevadensis ssp. lanceolatus var. nuttallii (S. Watson) C.L. Hitchc. -- not accepted -- Sierra pea |
| |
Lathyrus nevadensis ssp. nevadensis S. Watson -- not accepted -- Sierra pea |
| |
Lathyrus nevadensis var. cusickii (S. Watson) Broich -- accepted -- Sierra pea |
| |
Lathyrus nevadensis var. nevadensis S. Watson -- accepted -- Sierra pea, wild pea |
| |
Lathyrus nevadensis var. nuttallii (S. Watson) C.L. Hitchc. -- not accepted -- Sierra pea |
| |
Lathyrus nuttallii S. Watson -- not accepted |
| |
Lathyrus parviflorus S. Watson -- accepted |
| |
Lathyrus vestitus ssp. bolanderi (S. Watson) C.L. Hitchc. -- not accepted -- Bolander's pea |
| |
Lavatera occidentalis S. Watson -- not accepted |
| |
Lavatera venosa S. Watson -- not accepted |
| |
Lepidium campestre var. heterophyllum (S. Watson) C.L. Hitchc. -- not accepted |
| |
Lepidium fremontii S. Watson -- accepted -- desert pepperweed |
| |
Lepidium fremontii var. fremontii S. Watson -- not accepted -- desert pepperweed |
| |
Lepidium integrifolium var. heterophyllum S. Watson -- not accepted -- thickleaf pepperweed |
| |
Lepidium montanum var. alpinum S. Watson -- not accepted -- alpine pepperweed |
| |
Lepidium montanum var. heterophyllum (S. Watson) C.L. Hitchc. -- not accepted |
| |
Lepidium nanum S. Watson -- accepted -- dwarf pepperweed |
| |
Lepidium strictum (S. Watson) Rattan -- accepted -- upright pepperweed |
| |
Lepidospartum latisquamum S. Watson -- accepted -- Nevada broomsage |
| |
Lespedeza intermedia (S. Watson) Britton -- not accepted |
| |
Lesquerella S. Watson -- not accepted -- bladderpod, bladderpod species |
| |
Lesquerella alpina (Nutt.) S. Watson -- not accepted -- alkaline bladderpod, alpine bladderpod |
| |
Lesquerella alpina var. alpina (Nutt.) S. Watson -- not accepted -- alpine bladderpod |
| |
Lesquerella angustifolia (Nutt. ex Torr. & A. Gray) S. Watson -- not accepted -- annual bladderpod, thread-leaved bladderpod, threadleaf bladderpod |
| |
Lesquerella arctica (Wormsk. ex Hornem.) S. Watson -- not accepted -- arctic bladderpod |
| |
Lesquerella arctica ssp. purshii (S. Watson) A.E. Porsild -- not accepted |
| |
Lesquerella arctica var. purshii S. Watson -- not accepted |
| |
Lesquerella argentea (Schauer) S. Watson -- not accepted |
| |
Lesquerella argyraea (A. Gray) S. Watson -- not accepted -- bladderpod, silver bladderpod |
| |
Lesquerella arizonica S. Watson -- not accepted -- Arizona bladderpod |
| |
Lesquerella auriculata (Engelm. & A. Gray) S. Watson -- not accepted -- earleaf bladderpod |
| |
Lesquerella berlandieri S. Watson -- not accepted |
| |
Lesquerella cinerea S. Watson -- not accepted -- basin bladderpod |
| |
Lesquerella densiflora (A. Gray) S. Watson -- not accepted -- denseflower bladderpod |
| |
Lesquerella douglasii S. Watson -- not accepted -- Douglas' bladderpod |
| |
Lesquerella engelmannii (A. Gray) S. Watson -- not accepted -- Engelmann's bladderpod |
| |
Lesquerella fendleri (A. Gray) S. Watson -- not accepted -- Fendler bladderpod, Fendler's bladderpod |
| |
Lesquerella globosa (Desv.) S. Watson -- not accepted -- globe bladderpod, Short's bladderpod |
| |
Lesquerella gordonii (A. Gray) S. Watson -- not accepted -- Gordon's bladderpod |
| |
Lesquerella gordonii var. gordonii (A. Gray) S. Watson -- not accepted -- Gordon's bladderpod |
| |
Lesquerella gordonii var. sessilis S. Watson -- not accepted |
| |
Lesquerella gracilis (Hook.) S. Watson -- not accepted -- lax bladderpod, spreading bladderpod |
| |
Lesquerella gracilis ssp. gracilis (Hook.) S. Watson -- not accepted -- spreading bladderpod |
| |
Lesquerella grandiflora (Hook.) S. Watson -- not accepted -- bigflower bladderpod |
| |
Lesquerella intermedia (S. Watson) A. Heller -- not accepted -- mid bladderpod, Santa Fe bladderpod |
| |
Lesquerella kingii S. Watson -- not accepted -- King bladderpod, King's bladderpod |
| |
Lesquerella kingii ssp. kingii S. Watson -- not accepted -- King bladderpod, King's bladderpod |
| |
Lesquerella kingii ssp. kingii var. kingii S. Watson -- not accepted -- King bladderpod, King's bladderpod |
| |
Lesquerella kingii var. kingii S. Watson -- not accepted -- King bladderpod |
| |
Lesquerella lasiocarpa (Hook. ex A. Gray) S. Watson -- not accepted -- roughpod bladderpod |
| |
Lesquerella lasiocarpa ssp. berlandieri var. hispida (S. Watson) Rollins & E.A. Shaw -- not accepted -- hairy roughpod bladderpod |
| |
Lesquerella lasiocarpa ssp. lasiocarpa (Hook. ex A. Gray) S. Watson -- not accepted -- roughpod bladderpod |
| |
Lesquerella lasiocarpa var. hispida (S. Watson) Rollins & E.A. Shaw -- not accepted -- roughpod bladderpod |
| |
Lesquerella lasiocarpa var. lasiocarpa (Hook. ex A. Gray) S. Watson -- not accepted -- roughpod bladderpod |
| |
Lesquerella lescurii (A. Gray) S. Watson -- not accepted -- Lescur's bladderpod |
| |
Lesquerella lindheimeri (A. Gray) S. Watson -- not accepted -- Lindheimer's bladderpod |
| |
Lesquerella ludoviciana (Nutt.) S. Watson -- not accepted -- foothill bladderpod, Louisiana bladderpod, silver bladderpod |
| |
Lesquerella ludoviciana var. arenosa (Richardson) S. Watson -- not accepted |
| |
Lesquerella montana (A. Gray) S. Watson -- not accepted -- mountain bladderpod |
| |
Lesquerella nuttallii (Torr. & A. Gray) S. Watson -- not accepted |
| |
Lesquerella occidentalis S. Watson -- not accepted -- western bladderpod |
| |
Lesquerella occidentalis ssp. occidentalis S. Watson -- not accepted -- western bladderpod |
| |
Lesquerella pallida (Torr. & A. Gray) S. Watson -- not accepted -- white bladderpod |
| |
Lesquerella palmeri S. Watson -- not accepted -- bladder pod |
| |
Lesquerella purpurea (A. Gray) S. Watson -- not accepted -- purple bladderpod, rose bladderpod |
| |
Lesquerella purpurea var. purpurea (A. Gray) S. Watson -- not accepted |
| |
Lesquerella purshii (S. Watson) Fernald -- not accepted |
| |
Lesquerella recurvata (Engelm. ex A. Gray) S. Watson -- not accepted -- gaslight bladderpod |
| |
Lesquerella repanda (Nutt.) S. Watson -- not accepted |
| |
Lesquerella sessilis (S. Watson) Small -- not accepted -- sessile bladderpod |
| |
Lesquerella wardii S. Watson -- not accepted -- Ward's bladderpod |
| |
Leucaena greggii S. Watson -- accepted |
| |
Leucocraspedum albomarginatum (S. Watson) Rydb. -- not accepted |
| |
Leucopoa kingii (S. Watson) W.A. Weber -- accepted -- spike fescue, spike-fescue |
| |
Lewisia cottyedon (S. Watson) B. Rob. -- not accepted |
| |
Lewisia cotyledon (S. Watson) B.L. Rob. -- accepted -- Siskiyou lewisia |
| |
Lewisia cotyledon var. cotyledon (S. Watson) B.L. Rob. -- accepted -- Siskiyou lewisia |
| |
Lewisia cotyledon var. howellii (S. Watson) Jeps. -- accepted -- Howell's lewisia |
| |
Lewisia howellii (S. Watson) B.L. Rob. -- not accepted |
| |
Lewisia oppositifolia (S. Watson) B.L. Rob. -- accepted -- oppositeleaf lewisia |
| |
Lewisia triphylla (S. Watson) B.L. Rob. -- accepted -- threeleaf bitterroot, threeleaf lewisia |
| |
Ligusticum filicinum S. Watson -- accepted -- fernleaf licorice-root, fernleaf licoriceroot |
| |
Ligusticum filicinum var. tenuifolium (S. Watson) Mathias & Constance -- not accepted |
| |
Ligusticum tenuifolium S. Watson -- accepted -- Idaho licorice-root |
| |
Lilium bolanderi S. Watson -- accepted -- Bolander's lily |
| |
Lilium grayi S. Watson -- accepted -- Gray's lily |
| |
Lilium parryi S. Watson -- accepted -- lemon lily, Parry lily |
| |
Lilium rubescens S. Watson -- accepted -- redwood lily |
| |
Limnorchis sparsiflora (S. Watson) Rydb. -- not accepted |
| |
Linum kingii S. Watson -- accepted -- King's flax |
| |
Loeselia greggii S. Watson -- accepted -- Chisos Mountain false calico |
| |
Lomatium bicolor (S. Watson) J.M. Coult. & Rose -- accepted -- Wasatch biscuitroot, Wasatch desert-parsley, Wasatch desertparsley |
| |
Lomatium bicolor var. bicolor (S. Watson) J.M. Coult. & Rose -- accepted -- Wasatch desertparsley |
| |
Lomatium circumdatum (S. Watson) J.M. Coult. & Rose -- not accepted |
| |
Lomatium cous (S. Watson) J.M. Coult. & Rose -- accepted -- cous biscuitroot, Cous' biscuitroot, cous-root desert-parsley |
| |
Lomatium cusickii (S. Watson) J.M. Coult. & Rose -- accepted -- Cusick's biscuitroot |
| |
Lomatium geyeri (S. Watson) J.M. Coult. & Rose -- accepted -- Geyer's biscuitroot |
| |
Lomatium graveolens (S. Watson) Dorn & R.L. Hartm. -- accepted -- king desertparsley, King's biscuitroot |
| |
Lomatium graveolens var. alpinum (S. Watson) Dorn & R.L. Hartm. -- accepted -- alpine biscuitroot |
| |
Lomatium graveolens var. graveolens (S. Watson) Dorn & R.L. Hartm. -- accepted -- king desertparsley |
| |
Lomatium hallii (S. Watson) J.M. Coult. & Rose -- accepted -- Hall's biscuitroot |
| |
Lomatium howellii (S. Watson) Jeps. -- accepted -- Howell's biscuitroot, Howell's lomatium |
| |
Lomatium kingii (S. Watson) Cronquist -- not accepted |
| |
Lomatium kingii var. alpinum (S. Watson) Cronquist -- not accepted |
| |
Lomatium nevadense (S. Watson) J.M. Coult. & Rose -- accepted -- Nevada biscuitroot, Nevada desert-parsley |
| |
Lomatium nevadense var. nevadense (S. Watson) J.M. Coult. & Rose -- accepted -- Nevada biscuitroot |
| |
Lomatium nuttallii var. alpinum (S. Watson) Mathias -- not accepted |
| |
Lomatium parryi (S. Watson) J.F. Macbr. -- accepted -- Parry's biscuitroot, Utah desert-parsley, Utah desertparsley |
| |
Lomatium suksdorfii (S. Watson) J.M. Coult. & Rose -- accepted -- Suksdorf's desert-parsley, Suksdorf's desertparsley |
| |
Lonicera utahensis S. Watson -- accepted -- Utah honeysuckle |
| |
Lotus chihuahuanus (S. Watson) Greene -- accepted |
| |
Lotus douglasii var. nevadensis (S. Watson) Ottley -- not accepted |
| |
Lotus nevadensis (S. Watson) Greene -- not accepted -- Nevada bird's-foot trefoil, Nevada trefoil |
| |
Lotus nevadensis var. nevadensis (S. Watson) Greene -- not accepted -- Nevada bird's-foot trefoil, Nevada trefoil |
| |
Lotus nevandensis (S. Watson) Greene -- not accepted |
| |
Luetkea caespitosa var. elatior (S. Watson) Britton -- not accepted |
| |
Lupinus albifrons var. longifolius (S. Watson) Isely -- not accepted |
| |
Lupinus andersonii S. Watson -- accepted -- Anderson's lupine |
| |
Lupinus andersonii var. grayi S. Watson -- not accepted |
| |
Lupinus arboreus var. fruticosus (Sims) S. Watson -- not accepted |
| |
Lupinus arcticus S. Watson -- accepted -- arctic lupine |
| |
Lupinus arcticus ssp. arcticus S. Watson -- accepted -- arctic lupine |
| |
Lupinus argenteus var. argophyllus (A. Gray) S. Watson -- not accepted |
| |
Lupinus argenteus var. decumbens (Torr.) S. Watson -- not accepted |
| |
Lupinus argenteus var. heteranthus (S. Watson) Barneby -- not accepted |
| |
Lupinus argenteus var. palmeri (S. Watson) Barneby -- not accepted |
| |
Lupinus argenteus var. utahensis (S. Watson) Barneby -- not accepted |
| |
Lupinus aridus var. cusickii (S. Watson) C.P. Sm. -- not accepted |
| |
Lupinus aridus var. lobbii A. Gray ex S. Watson -- not accepted |
| |
Lupinus aridus var. torreyi (A. Gray ex S. Watson) C.P. Sm. -- not accepted |
| |
Lupinus aridus var. utahensis S. Watson -- not accepted |
| |
Lupinus arizonicus (S. Watson) S. Watson -- accepted -- Arizona lupine |
| |
Lupinus arizonicus ssp. arizonicus (S. Watson) S. Watson -- accepted -- Arizona lupine |
| |
Lupinus arizonicus ssp. arizonicus var. arizonicus (S. Watson) S. Watson -- not accepted -- Arizona lupine |
| |
Lupinus arizonicus var. arizonicus (S. Watson) S. Watson -- accepted -- Arizona lupine |
| |
Lupinus barbiger S. Watson -- accepted -- bearded lupine |
| |
Lupinus bicolor ssp. microphyllus (S. Watson) D.B. Dunn -- accepted -- miniature annual lupine, miniature lupine |
| |
Lupinus bicolor ssp. umbellatus var. trifidus (S. Watson) C.P. Sm. -- not accepted -- miniature lupine |
| |
Lupinus bicolor var. microphyllus (S. Watson) C.P. Sm. -- not accepted |
| |
Lupinus bicolor var. trifidus (S. Watson) C.P. Sm. -- accepted -- miniature lupine |
| |
Lupinus brevicaluis S. Watson -- not accepted |
| |
Lupinus brevicaulis S. Watson -- accepted -- shortstem lupine |
| |
Lupinus bridgesii (S. Watson) A. Heller -- not accepted |
| |
Lupinus burkei S. Watson -- accepted -- largeleaf lupine |
| |
Lupinus burkei ssp. burkei S. Watson -- accepted -- Burke's lupine, largeleaf lupine |
| |
Lupinus caespitosus var. utahensis (S. Watson) B.J. Cox -- accepted -- Utah lupine |
| |
Lupinus caudatus var. utahensis (S. Watson) S.L. Welsh -- not accepted |
| |
Lupinus chamissonis var. longifolius S. Watson -- not accepted |
| |
Lupinus chihuahuensis S. Watson -- accepted -- Chihuahuan lupine |
| |
Lupinus concinnus ssp. orcuttii (S. Watson) D.B. Dunn -- accepted -- Orcutt lupine, Orcutt's lupine |
| |
Lupinus concinnus var. arizonicus S. Watson -- not accepted |
| |
Lupinus concinnus var. orcuttii (S. Watson) C.P. Sm. -- not accepted |
| |
Lupinus cusickii S. Watson -- accepted -- Cusick's lupine |
| |
Lupinus cusickii ssp. cusickii S. Watson -- accepted -- Cusick's lupine |
| |
Lupinus formosus var. bridgesii (S. Watson) Greene -- not accepted |
| |
Lupinus glabratus (S. Watson) Rydb. -- not accepted |
| |
Lupinus grayi (S. Watson) S. Watson -- accepted -- Gray's lupine, Sierra lupine |
| |
Lupinus havardii S. Watson -- accepted -- Big Bend bluebonnet, Chisos bluebonnet |
| |
Lupinus holosericeus var. utahensis S. Watson -- not accepted |
| |
Lupinus kingii S. Watson -- accepted -- King's lupine |
| |
Lupinus kingii var. kingii S. Watson -- accepted -- King's lupine |
| |
Lupinus lepidus ssp. cusickii (S. Watson) Detling -- not accepted |
| |
Lupinus lepidus var. cusickii (S. Watson) C.L. Hitchc. -- not accepted |
| |
Lupinus lepidus var. lobbii (A. Gray ex S. Watson) C.L. Hitchc. -- not accepted |
| |
Lupinus lepidus var. torreyi (A. Gray ex S. Watson) Jeps. -- not accepted |
| |
Lupinus lepidus var. utahensis (S. Watson) C.L. Hitchc. -- not accepted |
| |
Lupinus lobbii (A. Gray ex S. Watson) A. Gray ex Greene -- not accepted |
| |
Lupinus longifolius (S. Watson) Abrams -- accepted -- longleaf bush lupine |
| |
Lupinus lyallii ssp. lyallii var. danaus (A. Gray) S. Watson -- not accepted -- dwarf mountain lupine, Lyall's lupine |
| |
Lupinus lyallii var. danaus (A. Gray) S. Watson -- accepted -- dwarf mountain lupine |
| |
Lupinus lyallii var. lobbii (A. Gray ex S. Watson) C.P. Sm. -- not accepted |
| |
Lupinus meionanthus var. heteranthus S. Watson -- not accepted |
| |
Lupinus micranthus var. bicolor (Lindl.) S. Watson -- not accepted |
| |
Lupinus micranthus var. microphyllus S. Watson -- not accepted |
| |
Lupinus micranthus var. trifidus S. Watson -- not accepted |
| |
Lupinus nootkatensis var. unalaskensis S. Watson -- not accepted |
| |
Lupinus nuttallii S. Watson -- not accepted |
| |
Lupinus onustus S. Watson -- accepted -- Plumas lupine |
| |
Lupinus orcuttii S. Watson -- not accepted |
| |
Lupinus ornatus var. glabratus S. Watson -- not accepted |
| |
Lupinus palmeri S. Watson -- accepted -- bluebonnet lupine, Palmer's lupine |
| |
Lupinus perennis ssp. perennis var. occidentalis S. Watson -- not accepted -- sundial lupine |
| |
Lupinus perennis var. occidentalis S. Watson -- accepted -- sundial lupine |
| |
Lupinus plattensis S. Watson -- accepted -- Nebraska lupine, Platte lupine |
| |
Lupinus polyphyllus ssp. arcticus (S. Watson) L.L. Phillips -- not accepted |
| |
Lupinus polyphyllus var. burkei (S. Watson) C.L. Hitchc. -- not accepted |
| |
Lupinus rivularis var. latifolius (Lindl. ex J. Agardh) S. Watson -- not accepted |
| |
Lupinus sellulus ssp. sellulus var. lobbii (A. Gray ex S. Watson) B.J. Cox -- not accepted -- Donner Lake lupine, Lobb's lupine |
| |
Lupinus sellulus var. lobbii (A. Gray ex S. Watson) B.J. Cox -- accepted -- Donner Lake lupine |
| |
Lupinus sericeus var. barbiger (S. Watson) S.L. Welsh -- not accepted |
| |
Lupinus sericeus var. barbigeri (S. Watson) S.L. Welsh -- not accepted |
| |
Lupinus shockleyi S. Watson -- accepted -- desert lupine, purple desert lupine |
| |
Lupinus sileri S. Watson -- not accepted |
| |
Lupinus sitgreavesii S. Watson -- not accepted |
| |
Lupinus sparsiflorus var. arizonicus (S. Watson) C.P. Sm. -- not accepted |
| |
Lupinus trifidus Torr. ex S. Watson -- not accepted |
| |
Lupinus uncialis S. Watson -- accepted -- inchhigh lupine, Lilliput lupine |
| |
Lupinus wyethi S. Watson -- not accepted |
| |
Lupinus wyethi var. wyethi S. Watson -- not accepted |
| |
Lupinus wyethii S. Watson -- accepted -- Wyeth's lupine |
| |
Lupinus wyethii ssp. wyethii S. Watson -- accepted -- Wyeth's lupine |
| |
Luzula acuminata ssp. carolinae (S. Watson) Z. Kaplan -- not accepted -- Carolina woodrush |
| |
Luzula acuminata var. carolinae (S. Watson) Fernald -- accepted -- Carolina woodrush |
| |
Luzula campestris var. macrantha (S. Watson) Fernald & Wiegand -- not accepted |
| |
Luzula carolinae S. Watson -- not accepted |
| |
Luzula comosa var. congesta (Thuill.) S. Watson -- not accepted |
| |
Luzula comosa var. macrantha S. Watson -- not accepted |
| |
Luzula comosa var. subsessilis S. Watson -- not accepted |
| |
Luzula divaricata S. Watson -- accepted -- forked woodrush |
| |
Luzula parviflora ssp. divaricata (S. Watson) Hultén -- not accepted |
| |
Luzula parviflora var. divaricata (S. Watson) B. Boivin -- not accepted |
| |
Luzula subcongesta (S. Watson) Jeps. -- accepted -- Donner woodrush |
| |
Luzula subsessilis (S. Watson) Buchenau -- accepted |
| |
Lychnis apetala ssp. montana (S. Watson) Maguire -- not accepted |
| |
Lychnis apetala var. kingii (S. Watson) S.L. Welsh -- not accepted |
| |
Lychnis apetala var. montana (S. Watson) C.L. Hitchc. -- not accepted |
| |
Lychnis drummondii (Hook.) S. Watson -- not accepted |
| |
Lychnis kingii S. Watson -- not accepted |
| |
Lychnis montana S. Watson -- not accepted |
| |
Lyrocarpa coulteri var. palmeri (S. Watson) Rollins -- not accepted -- Palmer's lyrepod |
| |
Machaeranthera tenuis (S. Watson) B.L. Turner & Horne -- not accepted |
| |
Malacothamnus densiflorus (S. Watson) Greene -- accepted -- dense-flowered bushmallow, yellowstem bushmallow |
| |
Malacothamnus foliosus (S. Watson) Kearney -- accepted -- monarch bushmallow |
| |
Malacothamnus palmeri (S. Watson) Greene -- accepted -- Palmer's bushmallow, Santa Lucia bushmallow |
| |
Malacothamnus palmeri var. palmeri (S. Watson) Greene -- not accepted -- Palmer bush-mallow |
| |
Malaxis corymbosa (S. Watson) Kuntze -- not accepted -- Huachuca adder's-mouth, Huachuca Mountain adder's-mouth orchid |
| |
Malaxis tenuis (S. Watson) Ames -- not accepted -- Arizona adder's-mouth orchid, Arizona addersmouth orchid |
| |
Malperia S. Watson -- accepted -- malperia |
| |
Malperia tenuis S. Watson -- accepted -- brownturbans |
| |
Malva occidentalis (S. Watson) M.F. Ray -- accepted |
| |
Malvastrum bicuspidatum (S. Watson) Rose -- accepted -- shrubby false mallow, Sonoran Desert false mallow |
| |
Malvastrum coulteri S. Watson -- not accepted |
| |
Malvastrum densiflorum S. Watson -- not accepted |
| |
Malvastrum palmeri S. Watson -- not accepted |
| |
Malvastrum rugelii S. Watson -- not accepted |
| |
Malvastrum tricuspidatum var. bicuspidatum S. Watson -- not accepted |
| |
Marah guadalupensis (S. Watson) Greene -- accepted -- island manroot |
| |
Marina orcuttii (S. Watson) Barneby -- accepted -- Sonoran false prairie-clover |
| |
Marina orcuttii var. orcuttii (S. Watson) Barneby -- accepted -- California marina |
| |
Mariosousa millefolia (S. Watson) Seigler & Ebinger -- accepted -- milfoil wattle |
| |
Mariscus californicus (S. Watson) Fernald -- not accepted |
| |
Maxia howellii (S. Watson) Ö. Nilsson -- not accepted |
| |
Megapterium fremontii (S. Watson) Britton -- not accepted |
| |
Megarrhiza guadalupensis S. Watson -- not accepted |
| |
Megarrhiza oregana (Torr. & A. Gray) S. Watson -- not accepted |
| |
Meibomia arizonica (S. Watson) Vail -- not accepted |
| |
Melandrium kingii (S. Watson) Tolm. -- not accepted |
| |
Melanthium parviflorum (Michx.) S. Watson -- not accepted -- Appalachian bunchflower |
| |
Mentzelia brandegeei S. Watson -- not accepted |
| |
Mentzelia dispersa S. Watson -- accepted -- bushy blazingstar, Nevada blazingstar, scattered blazingstar |
| |
Mentzelia dispersa var. dispersa S. Watson -- accepted -- bushy blazingstar |
| |
Mentzelia hirsutissima S. Watson -- accepted -- hairy blazingstar |
| |
Mentzelia involucrata S. Watson -- accepted -- white bract stickleaf, whitebract blazingstar |
| |
Mentzelia involucrata var. involucrata S. Watson -- accepted -- whitebract blazingstar, whitebract stickleaf |
| |
Mertensia brevistyla S. Watson -- accepted -- shortstyle bluebells |
| |
Mertensia lanceolata var. nivalis (S. Watson) Higgins -- not accepted -- greenleaf bluebells |
| |
Mertensia paniculata var. nivalis S. Watson -- not accepted |
| |
Mesyniopsis kingii (S. Watson) W.A. Weber -- not accepted |
| |
Metastelma palmeri S. Watson -- accepted |
| |
Micranthes eriophora (S. Watson) Small -- accepted -- redfuzz saxifrage |
| |
Micranthes occidentalis (S. Watson) Small -- accepted -- Alberta saxifrage, redwool saxifrage, western saxifrage |
| |
Micromonolepis pusilla (Torr. ex S. Watson) Ulbr. -- accepted -- small povertyweed |
| |
Miltitzia glandulifera (Torr. ex S. Watson) A. Heller -- not accepted |
| |
Mimulus deflexus S. Watson -- not accepted |
| |
Mimulus filicaulis S. Watson -- accepted -- Hetch Hetchy monkey-flower, slenderstem monkeyflower |
| |
Mimulus pilosus (Benth.) S. Watson -- accepted -- false monkeyflower |
| |
Mimulus rubellus var. latiflorus S. Watson -- not accepted |
| |
Minuartia howellii (S. Watson) Mattf. -- accepted -- Howell's stitchwort |
| |
Minuartia pusilla (S. Watson) Mattf. -- accepted -- annual sandwort, dwarf sandwort |
| |
Minuartia pusilla var. pusilla (S. Watson) Mattf. -- not accepted -- annual sandwort |
| |
Mirabilis alipes (S. Watson) Pilz -- accepted -- winged four o'clock, winged four-o'clock |
| |
Mirabilis glabra (S. Watson) Standl. -- accepted -- smooth four o'clock, smooth four-o'clock |
| |
Mirabilis greenei S. Watson -- accepted -- Greene's four o'clock |
| |
Mirabilis multiflora var. pubescens S. Watson -- accepted -- Colorado four o'clock |
| |
Mirabilis tenuiloba S. Watson -- accepted -- longlobe four o'clock |
| |
Mirabilis tenuiloba var. tenuiloba S. Watson -- accepted |
| |
Monardella macrantha var. tenuiflora S. Watson ex A. Gray -- not accepted |
| |
Monardella nana ssp. tenuiflora (S. Watson ex A. Gray) Abrams -- accepted -- yellow monardella |
| |
Monolepis pusilla Torr. ex S. Watson -- not accepted -- small monolepis, small povertyweed |
| |
Montia cordifolia (S. Watson) Pax & K. Hoffm. -- not accepted |
| |
Montia howellii S. Watson -- accepted -- Howell's minerslettuce, Howell's montia |
| |
Muhlenbergia filiformis (Thurb. ex S. Watson) Rydb. -- accepted -- pullup muhly |
| |
Muhlenbergia filiformis var. filiformis (Thurb. ex S. Watson) Rydb. -- accepted -- pullup muhly |
| |
Muhlenbergia foliosa ssp. setiglumis (S. Watson) Scribn. -- not accepted |
| |
Muhlenbergia mexicana f. setiglumis (S. Watson) Fernald -- not accepted |
| |
Muhlenbergia scabra S. Watson -- not accepted |
| |
Muhlenbergia setiglumis (S. Watson) A. Nelson & J.F. Macbr. -- not accepted |
| |
Muhlenbergia sylvatica var. setiglumis S. Watson -- not accepted |
| |
Muilla S. Watson ex Benth. -- accepted -- muilla |
| |
Muilla clevelandii (S. Watson) Hoover -- not accepted -- San Diego goldenstar |
| |
Muilla maritima (Torr.) S. Watson -- accepted -- sea muilla |
| |
Myosurus cupulatus S. Watson -- accepted -- Arizona mousetail |
| |
Myosurus sessilis S. Watson -- accepted -- vernal pool mousetail |
| |
Myrica hartwegii S. Watson -- accepted -- Sierra bayberry, Sierra sweet-bay |
| |
Nasturtium curvisiliqua var. nuttallii S. Watson -- not accepted |
| |
Nasturtium gambelii (S. Watson) O.E. Schulz -- accepted -- Gambel's yellowcress |
| |
Nasturtium gambellii (S. Watson) O.E. Schulz -- not accepted -- Gambel's yellowcress |
| |
Nasturtium obtusum var. alpinum S. Watson -- not accepted |
| |
Nasturtium sinuatum var. columbiae S. Watson -- not accepted |
| |
Nemastylis pringlei S. Watson -- not accepted |
| |
Nemastylis tenuis (Herb.) S. Watson -- accepted -- southwestern pleatleaf |
| |
Nemastylis tenuis ssp. pringlei (S. Watson) Goldblatt -- accepted -- Pringle's pleatleaf, southwestern pleatleaf |
| |
Nemastylis tenuis ssp. tenuis (Herb.) S. Watson -- accepted |
| |
Nemastylis tenuis var. pringlei (S. Watson) R.C. Foster -- not accepted |
| |
Nemastylus tenuis var. pringlei (S. Watson) Goldblatt -- not accepted |
| |
Nemastylus tenuis var. tenuis (Herb.) S. Watson -- not accepted |
| |
Nerisyrenia linearifolia (S. Watson) Greene -- accepted -- White Sands fanmustard |
| |
Nicotiana attenuata Torr. ex S. Watson -- accepted -- coyote tabacco, coyote tobacco |
| |
Nicotiana bigelovii (Torr.) S. Watson -- not accepted |
| |
Nissolia platycalyx S. Watson -- accepted -- broadsepal yellowhood |
| |
Nitrophila S. Watson -- accepted -- niterwort |
| |
Nitrophila occidentalis (Moq.) S. Watson -- accepted -- boraxweed, western niterwort |
| |
Noccaea fendleri ssp. californica (S. Watson) Al-Shehbaz & M. Koch -- accepted -- Kneeland Prairie pennycress |
| |
Nolina bigelovii (Torr.) S. Watson -- accepted -- Bigelow nolina, Bigelow's nolina, Palmilla de culebra |
| |
Nolina bigelovii var. bigelovii (Torr.) S. Watson -- not accepted -- Bigelow's nolina |
| |
Nolina bigelovii var. parryi (S. Watson) L.D. Benson -- not accepted |
| |
Nolina erumpens (Torr.) S. Watson -- accepted -- beargrass, foothill beargrass, Palmilla de Chihuahua |
| |
Nolina greenei S. Watson ex Trel. -- accepted -- woodland beargrass |
| |
Nolina lindheimerana (Scheele) S. Watson -- not accepted |
| |
Nolina lindheimeriana (Scheele) S. Watson -- accepted -- devil's shoestring, lindheimer nolina |
| |
Nolina microcarpa S. Watson -- accepted -- Palmilla sacahuista, sacahuista |
| |
Nolina parryi S. Watson -- accepted -- Palmilla de Parry, Parry's beargrass, Parry's sacahuista |
| |
Nolina texana S. Watson -- accepted -- Palmilla texana, sacahuista, Texas sacahuista |
| |
Oenothera alyssoides var. villosa S. Watson -- not accepted |
| |
Oenothera biennis var. hirsutissima A. Gray ex S. Watson -- not accepted |
| |
Oenothera caespitosa ssp. purpurea (S. Watson) Munz -- not accepted |
| |
Oenothera caespitosa var. purpurea (S. Watson) Munz -- not accepted |
| |
Oenothera californica (S. Watson) S. Watson -- accepted -- California evening primrose, California evening-primrose, California eveningprimrose |
| |
Oenothera californica ssp. californica (S. Watson) S. Watson -- accepted -- California evening primrose, California evening-primrose |
| |
Oenothera cespitosa ssp. purpurea (S. Watson) Munz -- not accepted |
| |
Oenothera cespitosa var. purpurea (S. Watson) Munz -- not accepted |
| |
Oenothera cheiranthifolia ssp. suffruticosa (S. Watson) Munz -- not accepted |
| |
Oenothera cheiranthifolia var. suffruticosa (S. Watson) Munz -- not accepted |
| |
Oenothera claviformis var. purpurascens (S. Watson) Munz -- not accepted |
| |
Oenothera contorta var. pubens (S. Watson) Coville -- not accepted |
| |
Oenothera cruciata (S. Watson) Munz -- not accepted |
| |
Oenothera deltoides ssp. ambigua (S. Watson) W.M. Klein -- accepted -- birdcage evening primrose, birdcage evening-primrose, birdcage eveningprimrose |
| |
Oenothera deltoides var. decumbens (S. Watson) Munz -- not accepted |
| |
Oenothera elata ssp. hirsutissima (A. Gray ex S. Watson) W. Dietr. -- accepted -- Hooker's evening primrose, Hooker's evening-primrose, Hooker's eveningprimrose |
| |
Oenothera elata var. hirsutissima (A. Gray ex S. Watson) Cronquist -- not accepted |
| |
Oenothera fremontii S. Watson -- not accepted |
| |
Oenothera fremontii var. fremontii S. Watson -- not accepted |
| |
Oenothera fruticosa var. linearis (Michx.) S. Watson -- not accepted |
| |
Oenothera guadalupensis S. Watson -- not accepted |
| |
Oenothera havardii S. Watson -- accepted -- Havard's evening primrose, Havard's evening-primrose, Havard's eveningprimrose |
| |
Oenothera heterochroma S. Watson -- not accepted |
| |
Oenothera hookeri ssp. hirsutissima (A. Gray ex S. Watson) Munz -- not accepted |
| |
Oenothera hookeri var. hirsutissima (A. Gray ex S. Watson) Munz -- not accepted |
| |
Oenothera laciniata var. grandiflora (S. Watson) B.L. Rob. -- not accepted |
| |
Oenothera macrocarpa ssp. fremontii (S. Watson) W.L. Wagner -- accepted -- Fremont's evening primrose, Fremont's evening-primrose |
| |
Oenothera multijuga S. Watson -- not accepted |
| |
Oenothera multijuga var. parviflora (S. Watson) Munz -- not accepted |
| |
Oenothera oakesiana (A. Gray) J.W. Robbins ex S. Watson & J.M. Coult. -- accepted -- Oakes' evening primrose, Oakes' evening-primrose |
| |
Oenothera palmeri S. Watson -- not accepted |
| |
Oenothera parryi S. Watson -- not accepted |
| |
Oenothera pterosperma S. Watson -- not accepted |
| |
Oenothera pubens (S. Watson) Munz -- not accepted |
| |
Oenothera refracta S. Watson -- not accepted |
| |
Oenothera scapoidea var. purpurascens S. Watson -- not accepted |
| |
Oenothera strigulosa var. pubens S. Watson -- not accepted |
| |
Oligosporus dracunculus ssp. dracunculinus (S. Watson) W.A. Weber -- not accepted |
| |
Oreocarya fulvocanescens (S. Watson) Greene -- not accepted |
| |
Oreonana vestita (S. Watson) Jeps. -- accepted -- woolly mountainparsley |
| |
Orobanche dugesii (S. Watson) Munz -- accepted -- Duges' broomrape |
| |
Orogenia S. Watson -- accepted -- Indian potato |
| |
Orogenia fusiformis S. Watson -- accepted -- California Indian potato |
| |
Orogenia linearifolia S. Watson -- accepted -- Great Basin Indian potato, Indianpotato |
| |
Orthocarpus imbricatus Torr. ex S. Watson -- accepted -- mountain owl's-clover |
| |
Orthocarpus pilosus S. Watson -- not accepted |
| |
Orthocarpus purpurascens var. latifolius S. Watson -- not accepted |
| |
Orthocarpus purpureoalbus A. Gray ex S. Watson -- accepted -- purple owlclover, purplewhite owl's-clover, purplewhite owlclover |
| |
Oryctes S. Watson -- accepted |
| |
Oryctes nevadensis S. Watson -- accepted -- Nevada oryctes |
| |
Oxybaphus glaber S. Watson -- not accepted |
| |
Oxytheca hirtiflora (A. Gray ex S. Watson) Greene -- not accepted |
| |
Oxytheca inermis S. Watson -- not accepted |
| |
Pachycereus pecten-aboriginum (Engelm. ex S. Watson) Britton & Rose -- accepted |
| |
Pachycereus pringlei (S. Watson) Britton & Rose -- accepted |
| |
Panicularia grandis (S. Watson) Nash -- not accepted |
| |
Panicum dichotomum var. commune S. Watson & J.M. Coult. -- not accepted |
| |
Panicum scoparium S. Watson ex Nash -- not accepted |
| |
Pappophorum wrightii S. Watson -- not accepted |
| |
Parkinsonia florida (Benth. ex A. Gray) S. Watson -- accepted -- blue palo verde, blue paloverde |
| |
Parkinsonia texana (A. Gray) S. Watson -- accepted -- Texas paloverde |
| |
Parkinsonia texana var. texana (A. Gray) S. Watson -- accepted -- Texas paloverde |
| |
Paronychia wilkinsonii S. Watson -- accepted -- Wilkinson's nailwort, Wilkinson's whitlow-wort |
| |
Paspalum elliottii S. Watson -- not accepted |
| |
Pectis palmeri S. Watson -- not accepted |
| |
Pedicularis furbishiae S. Watson -- accepted -- Furbish lousewort, Furbish's lousewort, St. Johns River lousewort |
| |
Pediomelum californicum (S. Watson) Rydb. -- accepted -- California Indian breadroot |
| |
Pediomelum castoreum (S. Watson) Rydb. -- accepted -- Beaver Dam scurfpea, Beaver Indian breadroot |
| |
Pediomelum mephiticum (S. Watson) Rydb. -- accepted -- skunktop |
| |
Pediomelum reverchonii (S. Watson) Rydb. -- accepted -- rock Indian breadroot, rock scurfpea |
| |
Penstemon haydenii S. Watson -- accepted -- blowout beardtongue, blowout penstemon |
| |
Penstemon kingii S. Watson -- accepted -- King's beardtongue, King's penstemon |
| |
Perideridia oregana (S. Watson) Mathias -- accepted -- Oregon yampah, squaw potato |
| |
Perityle megalocephala (S. Watson) J.F. Macbr. -- accepted -- bighead rockdaisy, limestone rockdaisy, Nevada rockdaisy |
| |
Perityle megalocephala var. megalocephala (S. Watson) J.F. Macbr. -- accepted -- limestone rockdaisy, Nevada rockdaisy |
| |
Persicaria muehlenbergii (S. Watson) Small -- not accepted |
| |
Persicaria muhlenbergii (S. Watson) Small -- not accepted |
| |
Petalonyx nitidus S. Watson -- accepted -- shinyleaf sandpaper plant, shinyleaf sandpaperplant, smooth sandpaper plant |
| |
Petalostemon flavescens S. Watson -- not accepted |
| |
Petalostemon reverchonii S. Watson -- not accepted |
| |
Petalostemon sabinalis S. Watson -- not accepted |
| |
Petalostemon scariosus (S. Watson) Wemple -- not accepted |
| |
Peteria thompsoniae S. Watson -- accepted -- Thompson's peteria |
| |
Petrophyton caespitosum var. elatius (S. Watson) Tidestr. -- not accepted -- mat rockspirea, Rocky Mountain rockspirea |
| |
Petrophytum caespitosum var. elatius (S. Watson) Tidestr. -- not accepted -- mat rockspirea |
| |
Peucedanum graveolens S. Watson -- not accepted |
| |
Peucedanum graveolens var. alpinum S. Watson -- not accepted |
| |
Peucedanum kingii S. Watson -- not accepted |
| |
Peucedanum kingii var. alpinum (S. Watson) J.M. Coult. & Rose -- not accepted |
| |
Phacelia bicolor Torr. ex S. Watson -- accepted -- twocolor phacelia |
| |
Phacelia bicolor var. bicolor Torr. ex S. Watson -- not accepted |
| |
Phacelia covillei S. Watson -- accepted -- Coville's phacelia |
| |
Phacelia crassifolia Torr. ex S. Watson -- not accepted |
| |
Phacelia crenulata Torr. ex S. Watson -- accepted -- caterpillarweed, cleftleaf wildheliotrope, notch-leaf scorpion-weed |
| |
Phacelia crenulata var. crenulata Torr. ex S. Watson -- accepted -- cleftleaf wildheliotrope |
| |
Phacelia curvipes Torr. ex S. Watson -- accepted -- Washoe phacelia, Washoe scorpion-weed |
| |
Phacelia glaberrima (Torr. ex S. Watson) J.T. Howell -- accepted -- Reese River phacelia, southwestern phacelia |
| |
Phacelia gymnoclada Torr. ex S. Watson -- accepted -- nakedstem phacelia |
| |
Phacelia lutea var. glandulifera (Torr. ex S. Watson) Cronquist -- not accepted |
| |
Phacelia palmeri Torr. ex S. Watson -- accepted -- Palmer's phacelia, Palmer's scorpion-weed, Palmer's scorpionweed |
| |
Phacelia rotundifolia Torr. ex S. Watson -- accepted -- natalgrass, round-leaf scorpion-weed, roundleaf phacelia |
| |
Phaseolus polymorphus S. Watson -- accepted -- variable bean |
| |
Phaseolus thompsonae S. Watson -- not accepted |
| |
Phemeranthus brevicaulis (S. Watson) Kiger -- accepted -- dwarf fameflower |
| |
Phippsia airoides (S. Watson & J.M. Coult.) Á. Löve & D. Löve -- not accepted |
| |
Phoenicaulis cheiranthoides ssp. lanuginosa (S. Watson) Abrams -- not accepted |
| |
Phoenicaulis cheiranthoides var. lanuginosa (S. Watson) Rollins -- not accepted |
| |
Phyllospadix torreyi S. Watson -- accepted -- Torrey's surfgrass |
| |
Physaria arizonica (S. Watson) O'Kane & Al-Shehbaz -- accepted -- Arizona bladderpod |
| |
Physaria berlandieri (S. Watson) O'Kane & Al-Shehbaz -- accepted |
| |
Physaria cinerea (S. Watson) O'Kane & Al-Shehbaz -- accepted -- basin bladderpod |
| |
Physaria douglasii (S. Watson) O'Kane & Al-Shehbaz -- accepted -- Douglas' bladderpod |
| |
Physaria douglasii ssp. douglasii (S. Watson) O'Kane & Al-Shehbaz -- accepted -- Douglas' bladderpod |
| |
Physaria intermedia (S. Watson) O'Kane & Al-Shehbaz -- accepted -- mid bladderpod |
| |
Physaria kingii (S. Watson) O'Kane & Al-Shehbaz -- accepted -- King bladderpod |
| |
Physaria kingii ssp. kingii (S. Watson) O'Kane & Al-Shehbaz -- accepted -- King bladderpod |
| |
Physaria occidentalis (S. Watson) O'Kane & Al-Shehbaz -- accepted -- western bladderpod |
| |
Physaria occidentalis ssp. occidentalis (S. Watson) O'Kane & Al-Shehbaz -- accepted -- western bladderpod |
| |
Physaria oregona S. Watson -- accepted -- Oregon twinpod |
| |
Physaria palmeri (S. Watson) O'Kane & Al-Shehbaz -- accepted -- bladder pod |
| |
Physaria sessilis (S. Watson) O'Kane & Al-Shehbaz -- accepted -- sessile bladderpod |
| |
Physocarpus torreyi (S. Watson) Maxim. -- not accepted |
| |
Picea breweriana S. Watson -- accepted -- Brewer spruce, weeping spruce |
| |
Pinus contorta ssp. latifolia (Engelm. ex S. Watson) Critchfield -- not accepted -- black pine, Rocky Mountain lodgepole pine |
| |
Pinus contorta var. latifolia Engelm. ex S. Watson -- accepted -- lodgepole pine, Rocky Mountain lodgepole pine, tall lodgepole pine |
| |
Pinus divaricata var. latifolia (Engelm. ex S. Watson) B. Boivin -- not accepted |
| |
Pinus radiata var. binata auct. non (S. Watson) Lemmon -- not accepted |
| |
Piperia cooperi (S. Watson) Rydb. -- not accepted -- Cooper's rein orchid |
| |
Pisonia capitata (S. Watson) Standl. -- accepted -- Mexican devil's-claws |
| |
Pithecellobium sonorae S. Watson -- not accepted |
| |
Plagiobothrys kingii (S. Watson) A. Gray -- accepted -- Great Basin popcornflower |
| |
Plagiobothrys kingii var. kingii (S. Watson) A. Gray -- accepted -- Great Basin popcornflower, King's popcornflower |
| |
Platanthera cooperi (S. Watson) R.M. Bateman -- accepted |
| |
Platanthera sparsiflora (S. Watson) Schltr. -- accepted -- canyon bog orchid, Platanthera de pocas flores, sparse-flowered bog orchid |
| |
Platanthera sparsiflora var. sparsiflora (S. Watson) Schltr. -- not accepted -- canyon bog orchid, sparse-flowered bog orchid |
| |
Platanus racemosa var. wiightii (S. Watson) L.D. Benson -- not accepted |
| |
Platanus racemosa var. wrightii (S. Watson) L.D. Benson -- not accepted |
| |
Platanus wrightii S. Watson -- accepted -- Arizona sycamore |
| |
Poa andina Nutt. ex S. Watson -- not accepted |
| |
Poa eatonii S. Watson -- not accepted |
| |
Poa kingii S. Watson -- not accepted |
| |
Poa tenuifolia Nutt. ex S. Watson -- not accepted |
| |
Podistera S. Watson -- accepted |
| |
Podistera nevadensis (A. Gray) S. Watson -- accepted -- Nevada podistera |
| |
Polemonium pauciflorum S. Watson -- accepted -- fewflower Jacob's-ladder |
| |
Polemonium pauciflorum ssp. pauciflorum S. Watson -- accepted -- fewflower Jacob's-ladder |
| |
Polyctenium fremontii (S. Watson) Greene -- accepted -- desert combleaf, Fremont's combleaf |
| |
Polyctenium fremontii var. fremontii (S. Watson) Greene -- not accepted -- Fremont's combleaf |
| |
Polygala alba var. suspecta S. Watson -- not accepted |
| |
Polygala palmeri S. Watson -- accepted -- Palmer's milkwort |
| |
Polygala subspinosa S. Watson -- not accepted -- spiny milkwort, spiny polygala |
| |
Polygonum bidwelliae S. Watson -- accepted -- Bidwell knotweed, Bidwell's knotweed |
| |
Polygonum bistortoides var. linearifolium (S. Watson) Small -- not accepted |
| |
Polygonum greenii S. Watson -- not accepted |
| |
Polygonum minimum S. Watson -- accepted -- broadleaf knotweed, dwarf knotweed, zigzag knotweed |
| |
Polygonum muehlenbergii S. Watson -- not accepted |
| |
Polygonum muhlenbergii S. Watson -- not accepted |
| |
Polyodon texanus (S. Watson) Nash -- not accepted |
| |
Populus balsamifera var. angustifolia (E. James) S. Watson -- not accepted |
| |
Populus balsamifera var. augustifolia (E. James) S. Watson -- not accepted |
| |
Populus balsamifera var. californica S. Watson -- not accepted |
| |
Populus canadensis var. fremontii (S. Watson) Kuntze -- not accepted |
| |
Populus deltoides ssp. wislizeni (S. Watson) Eckenw. -- accepted -- Rio Grande cottonwood |
| |
Populus deltoides var. wislizeni (S. Watson) Dorn -- not accepted |
| |
Populus deltoides var. wislizenii (S. Watson) Eckenw. -- not accepted |
| |
Populus fremontii S. Watson -- accepted -- cottonwood, Fremont's cottonwood |
| |
Populus fremontii ssp. fremontii S. Watson -- accepted -- Fremont's cottonwood |
| |
Populus fremontii var. wislizeni S. Watson -- not accepted |
| |
Populus trichocarpa var. cupulata S. Watson -- not accepted |
| |
Populus wislizeni (S. Watson) Sarg. -- not accepted |
| |
Potentilla baileyi (S. Watson) Greene -- not accepted |
| |
Potentilla baileyi var. setosa (S. Watson) J.T. Howell -- not accepted |
| |
Potentilla bolanderi var. parryi (S. Watson) Munz & I.M. Johnst. -- not accepted |
| |
Potentilla breweri S. Watson -- accepted |
| |
Potentilla breweri var. expansa S. Watson -- not accepted |
| |
Potentilla concinna var. dissecta (S. Watson) B. Boivin -- not accepted |
| |
Potentilla crinita var. lemmonii (S. Watson) Kearney & Peebles -- not accepted -- Lemmon's cinquefoil |
| |
Potentilla decurrens (S. Watson) Rydb. -- not accepted |
| |
Potentilla dissecta var. decurrens S. Watson -- not accepted |
| |
Potentilla diversifolia var. decurrens (S. Watson) Th. Wolf -- not accepted |
| |
Potentilla diversifolia var. glaucophylla (Lehm.) S. Watson -- not accepted |
| |
Potentilla diversifolia var. multisecta S. Watson -- not accepted |
| |
Potentilla douglasii var. tenella (S. Watson) Greene -- not accepted -- pinewoods horkelia |
| |
Potentilla drummondii ssp. breweri (S. Watson) Ertter -- not accepted -- Brewer's cinquefoil, Drummond's cinquefoil |
| |
Potentilla drummondii var. breweri (S. Watson) N.H. Holmgren -- not accepted |
| |
Potentilla flabellifolia var. grayi (S. Watson) Jeps. -- not accepted |
| |
Potentilla glandulosa ssp. nevadensis (S. Watson) D.D. Keck -- not accepted -- Nevada cinquefoil |
| |
Potentilla glandulosa var. nevadensis S. Watson -- not accepted |
| |
Potentilla gracilis var. fastigiata (Nutt.) S. Watson -- accepted -- northwest cinquefoil, Nuttall's cinquefoil, slender cinquefoil |
| |
Potentilla gracilis var. rigida S. Watson -- not accepted |
| |
Potentilla grayi S. Watson -- accepted -- Gray's cinquefoil |
| |
Potentilla kingii (S. Watson) Greene -- not accepted |
| |
Potentilla lemmonii (S. Watson) Greene -- not accepted |
| |
Potentilla multisecta (S. Watson) Rydb. -- accepted -- alpine cinquefoil, featherleaf cinquefoil |
| |
Potentilla nicolletii (S. Watson) Sheldon -- not accepted |
| |
Potentilla nivea var. dissecta S. Watson -- not accepted |
| |
Potentilla ovina var. decurrens (S. Watson) S.L. Welsh & B.C. Johnst. -- accepted -- sheep cinquefoil |
| |
Potentilla ovina var. pinnatisecta S. Watson -- not accepted |
| |
Potentilla pensylvanica var. glabrata (Lehm. ex Hook.) S. Watson -- not accepted |
| |
Potentilla purpurascens (S. Watson) Greene -- not accepted |
| |
Potentilla rivalis var. millegrana (Engelm. ex Lehm.) S. Watson -- not accepted -- brook cinquefoil |
| |
Potentilla rivalis var. pentandra (Engelm. ex Torr. & A. Gray) S. Watson -- not accepted -- brook cinquefoil, cinquefoil |
| |
Potentilla sericata (S. Watson) Greene -- not accepted |
| |
Potentilla shockleyi (S. Watson) Jeps. -- not accepted |
| |
Potentilla supina var. nicollettii S. Watson -- not accepted |
| |
Potentilla utahensis (S. Watson) Greene -- not accepted |
| |
Potentilla wheeleri S. Watson -- accepted -- Kern cinquefoil |
| |
Potentilla wheeleri var. wheeleri S. Watson -- not accepted -- Wheeler's cinquefoil |
| |
Prosartes hookeri var. oregana (S. Watson) Kartesz -- not accepted -- Oregon drops of gold |
| |
Prosartes hookeri var. parvifolia (S. Watson) Kartesz -- not accepted -- drops of gold |
| |
Prosartes oregana S. Watson -- not accepted |
| |
Prosartes parvifolia S. Watson -- not accepted |
| |
Prosartes trachycarpa S. Watson -- accepted -- roughfruit fairybells |
| |
Prosopis articulata S. Watson -- not accepted -- velvet mesquite |
| |
Prosopis juliflora var. articulata (S. Watson) Wiggins -- not accepted |
| |
Prosopis palmeri S. Watson -- accepted -- mesquite |
| |
Prunus fremontii S. Watson -- accepted -- desert apricot |
| |
Prunus mexicana S. Watson -- accepted -- Mexican plum |
| |
Pseudotrillium rivale (S. Watson) S.B. Farmer -- accepted -- brook wakerobin |
| |
Psilactis tenuis S. Watson -- accepted -- slender tansyaster |
| |
Psoralea californica S. Watson -- not accepted |
| |
Psoralea castorea S. Watson -- not accepted |
| |
Psoralea mephitica S. Watson -- not accepted |
| |
Psoralea reverchonii S. Watson -- not accepted |
| |
Psorothamnus kingii (S. Watson) Barneby -- accepted -- King's dalea |
| |
Psorothamnus polydenius (Torr. ex S. Watson) Rydb. -- accepted -- Nevada dalea |
| |
Psorothamnus polydenius var. polydenius (Torr. ex S. Watson) Rydb. -- accepted -- Nevada dalea, Nevada smokebush |
| |
Puccinellia airoides S. Watson & J.M. Coult. -- not accepted |
| |
Puccinellia distans var. minor (S. Watson) B. Boivin -- not accepted |
| |
Puccinellia maritima var. minor S. Watson -- not accepted |
| |
Pulsatilla occidentalis (S. Watson) Freyn -- not accepted -- white pasqueflower |
| |
Pyrus occidentalis S. Watson -- not accepted |
| |
Quamoclidion greenei (S. Watson) Standl. -- not accepted |
| |
Racomitrium neevii (Müll. Hal.) S. Watson -- not accepted |
| |
Randia obcordata S. Watson -- accepted |
| |
Ranunculus adoneus var. alpinus (S. Watson) L.D. Benson -- not accepted -- alpine buttercup |
| |
Ranunculus alismifolius var. montanus S. Watson -- accepted -- waterplantain buttercup |
| |
Ranunculus ambigens S. Watson -- accepted -- waterplantain spearwort |
| |
Ranunculus andersonii var. tenellus S. Watson -- not accepted -- Anderson's buttercup, desert buttercup |
| |
Ranunculus aquatilis var. lobbii (Hiern) S. Watson -- not accepted |
| |
Ranunculus bloomeri S. Watson -- not accepted |
| |
Ranunculus eschscholtzii var. alpinus (S. Watson) C.L. Hitchc. -- not accepted |
| |
Ranunculus nivalis var. eschscholtzii (Schltdl.) S. Watson -- not accepted |
| |
Ranunculus orthorhynchus var. alpinus S. Watson -- not accepted |
| |
Ranunculus orthorhynchus var. bloomeri (S. Watson) L.D. Benson -- accepted -- Bloomer's buttercup |
| |
Rhinotropis subspinosa (S. Watson) J.R. Abbott -- accepted |
| |
Rhus aromatica var. trilobata (Nutt.) A. Gray ex S. Watson -- not accepted -- ill-scented sumac, skunkbush sumac |
| |
Rhus integrifolia (Nutt.) Benth. & Hook. f. ex W.H. Brewer & S. Watson -- accepted -- lemonade sumac |
| |
Rhus ovata S. Watson -- accepted -- sugar sumac |
| |
Rhynchosia mollissima (Elliott) Shuttlew. ex S. Watson -- not accepted |
| |
Ribes ambiguum S. Watson -- not accepted |
| |
Ribes cereum var. pedicellare W.H. Brewer & S. Watson -- not accepted -- squaw currant, whisky currant, white squaw currant |
| |
Rorippa alpina (S. Watson) Rydb. -- accepted -- alpine yellowcress |
| |
Rorippa calycina var. columbiae (S. Watson) Rollins -- not accepted |
| |
Rorippa columbiae (S. Watson) Howell -- accepted -- Columbia watercress, Columbian yellowcress |
| |
Rorippa curvipes var. alpina (S. Watson) Stuckey -- not accepted |
| |
Rorippa curvisiliqua var. nuttallii (S. Watson) Stuckey -- not accepted -- Nuttall's yellowcress |
| |
Rorippa gambelii (S. Watson) Rollins & Al-Shehbaz -- not accepted -- Gambel's watercress, Gambel's yellowcress |
| |
Rorippa gambellii (S. Watson) Rollins & Al-Shehbaz -- not accepted -- Gambel's watercress |
| |
Rorippa islandica var. occidentalis (S. Watson) Butters & Abbe -- not accepted |
| |
Rorippa obtusa var. alpina (S. Watson) Britton -- not accepted |
| |
Rorippa palustris ssp. occidentalis (S. Watson) Abrams -- not accepted -- bog yellowcress, western bog yellowcress |
| |
Rorippa palustris var. occidentalis (S. Watson) Rollins -- not accepted |
| |
Rosa engelmannii S. Watson -- not accepted |
| |
Rosa gymnocarpa var. pubescens S. Watson -- not accepted |
| |
Rosa gymnocarpa var. pubescens S. Watson -- not accepted |
| |
Rosa spaldingii var. parkeri (S. Watson) H. St. John -- not accepted |
| |
Rosa spithamea S. Watson -- accepted -- ground rose |
| |
Rosa spithamea var. spithamea S. Watson -- not accepted -- ground rose |
| |
Rosa ultramontana (S. Watson) A. Heller -- not accepted |
| |
Rosa woodsii ssp. ultramontana (S. Watson) Roy L. Taylor & MacBryde -- accepted -- Woods' rose |
| |
Rosa woodsii var. ultramontana (S. Watson) Jeps. -- not accepted -- Woods' rose |
| |
Rosa X engelmannii S. Watson (pro sp.) -- accepted |
| |
Rotantha floridana (S. Watson ex A. Gray) Small -- not accepted |
| |
Rubus spectabilis var. menziesii (Hook.) S. Watson -- not accepted |
| |
Rumex aquaticus ssp. occidentalis (S. Watson) Hultén -- not accepted |
| |
Rumex occidentalis S. Watson -- accepted -- western dock |
| |
Ruppia cirrhosa ssp. occidentalis (S. Watson) Á. Löve & D. Löve -- not accepted |
| |
Ruppia maritima var. occidentalis (S. Watson) Graebn. -- not accepted |
| |
Ruppia occidentalis S. Watson -- not accepted |
| |
Sageretia wrightii S. Watson -- accepted -- mock buckthorn, Wright's mock buckthorn |
| |
Sagina crassicaulis S. Watson -- not accepted |
| |
Sagina decumbens ssp. occidentalis (S. Watson) G.E. Crow -- accepted -- western pearlwort |
| |
Sagina decumbens var. smithii (A. Gray) S. Watson -- not accepted |
| |
Sagina maxima ssp. crassicaulis (S. Watson) G.E. Crow -- accepted -- stickystem pearlwort |
| |
Sagina occidentalis S. Watson -- not accepted |
| |
Sagittaria graminea var. teres (S. Watson) Bogin -- not accepted |
| |
Sagittaria subulata var. gracillima (S. Watson) J.G. Sm. -- not accepted |
| |
Sagittaria teres S. Watson -- accepted -- quill-leaved sagittaria, slender arrowhead |
| |
Sairocarpus kingii (S. Watson) D.A. Sutton -- accepted -- King's snapdragon, least snapdragon, least toad's-mouth |
| |
Salix exigua var. nevadensis (S. Watson) C.K. Schneid. -- not accepted |
| |
Salix nevadensis S. Watson -- not accepted |
| |
Sanicula maritima Kellogg ex S. Watson -- accepted -- adobe sanicle, adobe snakeroot |
| |
Sanicula nevadensis S. Watson -- not accepted |
| |
Sapium biloculare (S. Watson) Pax -- not accepted -- jumping-bean sapium, Mexican jumpingbean |
| |
Saxifraga eriophora S. Watson -- not accepted -- redfuzz saxifrage |
| |
Saxifraga occidentalis S. Watson -- not accepted -- Alberta saxifrage |
| |
Saxifraga reflexa ssp. occidentalis (S. Watson) Hultén -- not accepted |
| |
Schobera occidentalis S. Watson -- not accepted |
| |
Schoberia occidentalis S. Watson -- not accepted |
| |
Schoenolirion bracteosum (S. Watson) Jeps. -- not accepted |
| |
Schoenoplectus acutus var. occidentalis (S. Watson) S.G. Sm. -- accepted -- tule |
| |
Scirpus acutus var. occidentalis (S. Watson) Beetle -- not accepted |
| |
Scirpus nevadensis S. Watson -- not accepted -- Nevada bulrush |
| |
Scirpus occidentalis (S. Watson) Chase -- not accepted |
| |
Scleropogon karwinskyanus (E. Fourn.) Benth. ex S. Watson -- not accepted |
| |
Scoliopus hallii S. Watson -- accepted -- Oregon fetid adderstongue |
| |
Sebastiania bilocularis S. Watson -- accepted -- arrow poison plant |
| |
Sedum debile S. Watson -- accepted -- orpine stonecrop, weakstem stonecrop |
| |
Sedum diffusum S. Watson -- accepted |
| |
Sedum divergens S. Watson -- accepted -- Pacific stonecrop |
| |
Sedum divericatum S. Watson -- not accepted |
| |
Sedum douglasii ssp. radiatum (S. Watson) R.T. Clausen -- not accepted |
| |
Sedum oregonense (S. Watson) M. Peck -- accepted -- cream stonecrop |
| |
Sedum radiatum S. Watson -- accepted -- Coast Range stonecrop |
| |
Sedum radiatum ssp. radiatum S. Watson -- not accepted -- Coast Range stonecrop |
| |
Sedum radiatum var. radiatum S. Watson -- accepted -- Coast Range stonecrop |
| |
Sedum stelliforme S. Watson -- accepted -- Huachuca Mountain stonecrop |
| |
Sedum stenopetalum ssp. radiatum (S. Watson) R.T. Clausen -- not accepted |
| |
Selenia aptera (S. Watson) Small -- not accepted |
| |
Senna armata (S. Watson) H.S. Irwin & Barneby -- accepted -- desert senna, desertsenna |
| |
Seutera palmeri (S. Watson) Fishbein & W.D. Stevens -- accepted |
| |
Sibara runcinata (S. Watson) Rollins -- not accepted |
| |
Sibara runcinata var. runcinata (S. Watson) Rollins -- not accepted -- Rio Grande winged rockcress |
| |
Sida alata S. Watson -- not accepted |
| |
Sidalcea hendersonii S. Watson -- accepted -- Henderson's checkerbloom, Henderson's checkermallow |
| |
Sieglingia schaffneri (S. Watson) Kuntze -- not accepted |
| |
Sieglingia texana (S. Watson) Kuntze -- not accepted |
| |
Silene bernardina S. Watson -- accepted -- Palmer's campion, Palmer's catchfly |
| |
Silene bernardina ssp. bernardina S. Watson -- not accepted -- Palmer's campion, Palmer's catchfly |
| |
Silene campanulata S. Watson -- accepted -- Red Mountain catchfly |
| |
Silene campanulata ssp. campanulata S. Watson -- accepted -- Red Mountain catchfly |
| |
Silene campanulata ssp. greenei (S. Watson) C.L. Hitchc. & Maguire -- not accepted -- Greene's catchfly |
| |
Silene campanulata var. greenei S. Watson -- not accepted |
| |
Silene douglasii var. macounii (S. Watson) B.L. Rob. -- not accepted |
| |
Silene douglasii var. monantha (S. Watson) B.L. Rob. -- not accepted |
| |
Silene grayi S. Watson -- accepted -- Gray's catchfly, Maui catchfly |
| |
Silene hallii S. Watson -- not accepted |
| |
Silene kingii (S. Watson) Bocquet -- accepted -- King's campion |
| |
Silene laciniata var. greggii (A. Gray) S. Watson -- not accepted |
| |
Silene lemmonii S. Watson -- accepted -- Lemmon's catchfly |
| |
Silene lyallii S. Watson -- not accepted |
| |
Silene macounii S. Watson -- not accepted |
| |
Silene montana S. Watson -- not accepted |
| |
Silene montana ssp. bernardina (S. Watson) C.L. Hitchc. & Maguire -- not accepted |
| |
Silene montana var. montana S. Watson -- not accepted |
| |
Silene multinervia S. Watson -- not accepted -- manynerve catchfly |
| |
Silene nuda (S. Watson) C.L. Hitchc. & Maguire -- accepted -- barestem campion, western fringed catchfly |
| |
Silene nuda ssp. nuda (S. Watson) C.L. Hitchc. & Maguire -- not accepted -- western fringed campion, western fringed catchfly |
| |
Silene occidentalis S. Watson -- accepted -- western catchfly |
| |
Silene occidentalis ssp. occidentalis S. Watson -- not accepted -- western catchfly |
| |
Silene oregana S. Watson -- accepted -- Oregon campion, Oregon silene |
| |
Silene parishii S. Watson -- accepted -- Parish's catchfly |
| |
Silene parishii var. parishii S. Watson -- not accepted -- Parish's catchfly |
| |
Silene parryi (S. Watson) C.L. Hitchc. & Maguire -- accepted -- Parry's silene |
| |
Silene pectinata S. Watson -- not accepted |
| |
Silene platyota S. Watson -- not accepted |
| |
Silene sargentii S. Watson -- accepted -- Sargent's campion, Sargent's catchfly |
| |
Silene scouleri ssp. hallii (S. Watson) C.L. Hitchc. & Maguire -- accepted -- simple campion |
| |
Silene scouleri ssp. pringlei (S. Watson) C.L. Hitchc. & Maguire -- accepted -- Pringle's catchfly, simple campion |
| |
Silene scouleri ssp. pringlei var. pringlei (S. Watson) C.L. Hitchc. & Maguire ex Kartesz & Gandhi -- not accepted |
| |
Silene scouleri var. macounii (S. Watson) B. Boivin -- not accepted |
| |
Silene scouleri var. pringlei (S. Watson) C.L. Hitchc. & Maguire ex Kartesz & Gandhi -- not accepted -- simple campion |
| |
Silene shockleyi S. Watson -- not accepted |
| |
Silene spaldingii S. Watson -- accepted -- Spalding's catchfly, Spalding's silene |
| |
Silene thurberi S. Watson -- accepted -- woolly catchfly |
| |
Silene uralensis ssp. montana (S. Watson) McNeill -- not accepted -- apetalous catchfly |
| |
Silene verecunda S. Watson -- accepted -- Delores' campion, San Francisco campion |
| |
Silene verecunda ssp. platyota (S. Watson) C.L. Hitchc. & Maguire -- not accepted -- San Francisco campion |
| |
Silene verecunda ssp. platyota var. platyota (S. Watson) Jeps. -- not accepted -- San Francisco campion |
| |
Silene verecunda ssp. verecunda S. Watson -- not accepted -- Mission Dolores campion, San Francisco campion |
| |
Silene verecunda var. platyota (S. Watson) Jeps. -- not accepted -- San Francisco campion |
| |
Silene wahlbergella ssp. montana (S. Watson) Hultén -- not accepted |
| |
Sisymbrium ambiguum (S. Watson) Payson -- not accepted |
| |
Sisymbrium vaseyi S. Watson ex B.L. Rob. -- not accepted |
| |
Sisyrinchium bellum S. Watson -- accepted -- western blue-eyed grass |
| |
Smelowskia fremontii S. Watson -- not accepted |
| |
Smilacina racemosa var. amplexicaulis (Nutt.) S. Watson -- not accepted |
| |
Smilax ecirrata (Engelm. ex Kunth) S. Watson -- not accepted -- greenbriar, upright carrion-flower, upright carrionflower |
| |
Smilax ecirrhata (Engelm. ex Kunth) S. Watson -- accepted -- upright carrionflower |
| |
Sophora arizonica S. Watson -- not accepted -- Arizona necklacepod, Arizona sophora, mescalbean |
| |
Sorbus occidentalis (S. Watson) Greene -- not accepted |
| |
Spermolepis divaricata (Benth. & Hook. f. ex S. Watson) Raf. ex Ser. -- accepted -- forked scaleseed, roughfruit scaleseed |
| |
Sphaeralcea coulteri (S. Watson) A. Gray -- accepted -- annual globemallow, Coulter's globemallow |
| |
Sphaeralcea coulteri var. coulteri (S. Watson) A. Gray -- accepted |
| |
Sphaeralcea densiflora (S. Watson) Jepson -- not accepted |
| |
Sphinctospermum constrictum (S. Watson) Rose -- accepted -- hourglass peaseed |
| |
Sphinotospermum constrictum (S. Watson) Rose -- not accepted |
| |
Spiraea caespitosa var. elatior S. Watson -- not accepted |
| |
Spiraea camtschatica var. occidentalis (S. Watson) Wenz. -- not accepted |
| |
Spiraea occidentalis S. Watson -- not accepted |
| |
Spiranthes praecox (Walter) S. Watson -- accepted -- greenvein ladies'-tresses, greenvein ladiestresses, greenvein lady's tresses |
| |
Sporobolus filiformis (Thurb. ex S. Watson) Rydb. -- not accepted |
| |
Sporobolus gracillimus (Thurb. ex S. Watson) Vasey -- not accepted |
| |
Stanfordia S. Watson -- not accepted -- stanfordia |
| |
Stanfordia californica S. Watson -- not accepted -- St. Francis cabbage |
| |
Stellaria longifolia var. laeta (Richardson) S. Watson -- not accepted |
| |
Stellaria longipes var. laeta (Richardson) S. Watson -- not accepted |
| |
Stenanthium gramineum var. robustum (S. Watson) Fernald -- not accepted -- eastern featherbells |
| |
Stenanthium robustum S. Watson -- not accepted |
| |
Stillingia angustifolia (Müll. Arg.) Engelm. ex S. Watson -- not accepted |
| |
Stillingia linearifolia S. Watson -- accepted -- narrowleaf stillingia, queen's-root |
| |
Stillingia paucidentata S. Watson -- accepted -- Mojave toothleaf |
| |
Stipa californica Vasey ex S. Watson -- not accepted |
| |
Stipa occidentalis Thurb. ex S. Watson -- not accepted |
| |
Streptanthella longirostris (S. Watson) Rydb. -- accepted -- longbeak fiddle mustard, longbeak streptanthella |
| |
Streptanthus amplexicaulis (S. Watson) Jeps. -- not accepted |
| |
Streptanthus arizonicus S. Watson -- not accepted |
| |
Streptanthus barbatus S. Watson -- accepted -- Pacific jewelflower |
| |
Streptanthus californicus (S. Watson) Greene -- not accepted |
| |
Streptanthus campestris S. Watson -- accepted -- southern jewelflower |
| |
Streptanthus carinatus ssp. arizonicus (S. Watson) Kruckeb., Rodman & Worth. -- accepted -- Arizona jewelflower, Arizona twistflower, lyreleaf jewelflower |
| |
Streptanthus coulteri var. lemmonii (S. Watson) Jeps. -- not accepted |
| |
Streptanthus diversifolius S. Watson -- accepted -- variableleaf jewelflower, variedleaf twistflower |
| |
Streptanthus glaucus (S. Watson) Jeps. -- not accepted |
| |
Streptanthus howellii S. Watson -- accepted -- Howell's jewelflower |
| |
Streptanthus inflatus (S. Watson) Greene -- not accepted |
| |
Streptanthus lemmonii S. Watson -- accepted -- Lemmon's jewelflower |
| |
Streptanthus lemmonii (S. Watson) Jeps. -- not accepted |
| |
Streptanthus pilosus (S. Watson) Jeps. -- not accepted |
| |
Strophostyles helvula var. missouriensis (S. Watson) Britton -- not accepted |
| |
Strophostyles pauciflora (Benth.) S. Watson -- not accepted |
| |
Stylophyllum viscidum (S. Watson) Britton & Rose -- not accepted |
| |
Suaeda californica S. Watson -- accepted -- California seablite |
| |
Suaeda californica var. californica S. Watson -- not accepted -- California seablite |
| |
Suaeda depressa auct. non (Pursh) S. Watson -- not accepted |
| |
Suaeda depressa var. erecta S. Watson -- not accepted |
| |
Suaeda intermedia S. Watson -- not accepted |
| |
Suaeda minutiflora S. Watson -- not accepted |
| |
Suaeda occidentalis (S. Watson) S. Watson -- accepted -- western seepweed |
| |
Suaeda suffrutescens S. Watson -- not accepted -- desert seepweed |
| |
Suaeda suffrutescens var. suffrutescens S. Watson -- not accepted -- desert seepweed |
| |
Suaeda torreyana S. Watson -- not accepted |
| |
Sullivantia gregana S. Watson -- not accepted |
| |
Sullivantia oregana S. Watson -- accepted -- Oregon coolwort |
| |
Swertia albomarginata (S. Watson) Kuntze -- not accepted |
| |
Sympetaleia rupestris (Baill.) A. Gray ex S. Watson -- not accepted |
| |
Synthyris pinnatifida S. Watson -- accepted -- featherleaf kittentails |
| |
Synthyris pinnatifida var. pinnatifida S. Watson -- not accepted -- featherleaf kittentails |
| |
Talinum brevicaule S. Watson -- not accepted -- dwarf fameflower |
| |
Tephrosia affinis S. Watson -- not accepted |
| |
Tephrosia constricta S. Watson -- not accepted |
| |
Tetracoccus fasciculatus auct. non (S. Watson) Croizat -- not accepted -- purplebush |
| |
Tetracoccus fasciculatus (S. Watson) Croizat -- accepted |
| |
Tetrapteron palmeri (S. Watson) W.L. Wagner & Hoch -- accepted -- Palmer's evening primrose |
| |
Thalictrum polycarpum (Torr.) S. Watson -- accepted |
| |
Thelypodiopsis ambigua (S. Watson) Al-Shehbaz -- accepted -- long valley tumble-mustard, Long Valley tumblemustard |
| |
Thelypodiopsis ambigua var. ambigua (S. Watson) Al-Shehbaz -- not accepted -- Long Valley tumblemustard, tumble-mustard |
| |
Thelypodiopsis vaseyi (S. Watson ex B.L. Rob.) Rollins -- accepted -- Las Vegas tumblemustard |
| |
Thelypodium ambiguum S. Watson -- not accepted |
| |
Thelypodium cooperi S. Watson -- not accepted |
| |
Thelypodium flavescens (Hook.) S. Watson -- not accepted |
| |
Thelypodium howellii S. Watson -- accepted -- Howell's thelypody |
| |
Thelypodium howellii ssp. howellii S. Watson -- accepted -- Howell's thelypody |
| |
Thelypodium longifolium (Benth.) S. Watson -- not accepted |
| |
Thelypodium micranthum (A. Gray) S. Watson -- not accepted |
| |
Thelypodium pinnatifidum (Michx.) S. Watson -- not accepted |
| |
Thelypodium stenopetalum S. Watson -- accepted -- slender-petaled mustard, slenderpetal thelypody |
| |
Thermopsis californica S. Watson -- accepted -- California goldenbanner |
| |
Thermopsis californica var. californica S. Watson -- accepted -- California goldenbanner |
| |
Thlaspi californicum S. Watson -- not accepted -- Kneeland Prairie pennycress |
| |
Thlaspi montanum var. californicum (S. Watson) P.K. Holmgren -- not accepted |
| |
Thysanocarpus erectus S. Watson -- accepted |
| |
Tidestromia oblongifolia (S. Watson) Standl. -- not accepted -- Arizona honeysweet, honeysweet tidestromia |
| |
Tidestromia oblongifolia ssp. cryptantha (S. Watson) Wiggins -- not accepted -- Arizona honeysweet |
| |
Tidestromia oblongifolia ssp. oblongifolia (S. Watson) Standl. -- not accepted -- Arizona honeysweet |
| |
Tidestromia suffruticosa var. oblongifolia (S. Watson) Sánch. Pino & Flores Olv. -- accepted -- Arizona honeysweet |
| |
Tillaea angustifolia var. bolanderi S. Watson -- not accepted |
| |
Tillaea bolanderi (S. Watson) Greene -- not accepted |
| |
Tillaea drummondii var. bolanderi (S. Watson) Jeps. -- not accepted |
| |
Tillaea minima var. subsimplex S. Watson -- not accepted |
| |
Tillaea viridis S. Watson -- not accepted |
| |
Tillaeastrum viride (S. Watson) Britton -- not accepted |
| |
Tiquilia mexicana (S. Watson) A.T. Richardson -- accepted -- Mexican coldenia, Mexican crinklemat |
| |
Tithymalus palmeri (Engelm. ex S. Watson) Dayton -- not accepted |
| |
Tithymalus subpubens (Engelm. ex S. Watson) Norton -- not accepted |
| |
Tofieldia glutinosa ssp. occidentalis (S. Watson) C.L. Hitchc. -- not accepted -- western tofieldia |
| |
Tofieldia glutinosa var. occidentalis (S. Watson) C.L. Hitchc. -- not accepted |
| |
Tofieldia occidentalis S. Watson -- not accepted |
| |
Toxicodendron radicans ssp. pubens (Engelm. ex S. Watson) Gillis -- accepted -- eastern poison ivy |
| |
Toxicodendron radicans var. pubens (Engelm. ex S. Watson) Reveal -- not accepted |
| |
Toxicoscordion venenosum (S. Watson) Rydb. -- accepted -- meadow deathcamas |
| |
Toxicoscordion venenosum var. venenosum (S. Watson) Rydb. -- accepted -- meadow deathcamas |
| |
Tradescantella floridana (S. Watson) Small -- not accepted |
| |
Triantha occidentalis (S. Watson) R.R. Gates -- accepted -- western false asphodel |
| |
Triantha occidentalis ssp. occidentalis (S. Watson) R.R. Gates -- accepted -- western false asphodel |
| |
Tricardia Torr. ex S. Watson -- accepted |
| |
Tricardia watsonii Torr. ex S. Watson -- accepted -- threehearts |
| |
Tridens texanus (S. Watson) Nash -- accepted -- Texas fluffgrass, Texas tridens |
| |
Trifolium beckwithii W.H. Brewer ex S. Watson -- accepted -- Beckwith's clover |
| |
Trifolium brandegeei S. Watson -- accepted -- Brandegee's clover |
| |
Trifolium breweri S. Watson -- accepted -- forest clover |
| |
Trifolium catalinae S. Watson -- not accepted |
| |
Trifolium depauperatum var. amplectens (Torr. & A. Gray) S. Watson -- accepted -- balloon sack clover |
| |
Trifolium gracilentum var. palmeri (S. Watson) McDermott -- accepted -- Palmer's clover |
| |
Trifolium gymnocarpon ssp. plummerae (S. Watson) J.M. Gillett -- accepted -- Plummer clover, Plummer's clover |
| |
Trifolium gymnocarpon var. lemmonii (S. Watson) McDermott -- not accepted |
| |
Trifolium gymnocarpon var. plummerae (S. Watson) J.S. Martin -- not accepted |
| |
Trifolium howellii S. Watson -- accepted -- canyon clover |
| |
Trifolium involucratum var. heterodon (Torr. & A. Gray) S. Watson -- not accepted |
| |
Trifolium kingii S. Watson -- accepted -- King's clover |
| |
Trifolium kingii ssp. kingii S. Watson -- accepted -- King's clover |
| |
Trifolium kingii var. brandegeei (S. Watson) McDermott -- not accepted |
| |
Trifolium lemmonii S. Watson -- accepted -- Lemmon's clover |
| |
Trifolium longipes var. brachypus S. Watson -- not accepted |
| |
Trifolium macraei var. dichotomum (Hook. & Arn.) W.H. Brewer ex S. Watson -- not accepted |
| |
Trifolium palmeri S. Watson -- not accepted |
| |
Trifolium plummerae S. Watson -- not accepted |
| |
Trifolium tridentatum var. obtusiflorum (Hook.) S. Watson -- not accepted |
| |
Trillium lanceolatum (S. Watson) Boykin ex Small -- not accepted |
| |
Trillium recurvatum ssp. lanceolatum (S. Watson) E. Murray -- not accepted |
| |
Trillium rivale S. Watson -- not accepted -- brook wakerobin |
| |
Triodia schaffneri S. Watson -- not accepted |
| |
Triodia texana S. Watson -- not accepted |
| |
Triteleia bridgesii (S. Watson) Greene -- accepted -- Bridges' brodiaea |
| |
Triteleia gracilis (S. Watson) Greene -- not accepted |
| |
Triteleia grandiflora var. howellii (S. Watson) Hoover -- not accepted -- Howell's triteleia |
| |
Triteleia howellii (S. Watson) Greene -- not accepted |
| |
Triteleia lemmonae (S. Watson) Greene -- not accepted |
| |
Triteleia lemmoniae (S. Watson) Greene -- accepted -- Oak Creek triplet-lily, Oak Creek triteleia |
| |
Triteleiopsis palmeri (S. Watson) Hoover -- accepted -- Palmer's Baja-lily, Palmer's Bajalily |
| |
Urtica breweri S. Watson -- not accepted |
| |
Urtica dioica var. lyallii (S. Watson) C.L. Hitchc. -- not accepted |
| |
Urtica dioica var. occidentalis S. Watson -- not accepted |
| |
Urtica lyallii S. Watson -- not accepted |
| |
Vaccinium X marianum S. Watson (pro sp.) -- not accepted |
| |
Vachellia schaffneri (S. Watson) Seigler & Ebinger -- accepted -- Schaffner's wattle |
| |
Valeriana dioica ssp. sylvatica (S. Watson) F.G. Mey. -- not accepted |
| |
Valeriana dioica var. sylvatica S. Watson -- accepted -- woods valerian, woods valeriana |
| |
Vaseyanthus insularis var. palmeri (S. Watson) Gentry -- not accepted |
| |
Vicia americana var. linearis (Nutt.) S. Watson -- not accepted |
| |
Vicia exigua var. hassei (S. Watson) Jeps. -- not accepted |
| |
Vicia floridana S. Watson -- accepted -- Florida vetch |
| |
Vicia hassei S. Watson -- accepted -- Hasse's vetch, slender vetch |
| |
Vicia reverchonii S. Watson -- not accepted -- hairy pod vetch |
| |
Vicia sparsifolia var. truncata (Nutt.) S. Watson -- not accepted |
| |
Viguiera reticulata S. Watson -- not accepted -- Death Valley goldeneye, netvein goldeneye |
| |
Vilfa depauperata var. filiformis Thurb. ex S. Watson -- not accepted |
| |
Vilfa gracillima Thurb. ex S. Watson -- not accepted |
| |
Villadia squamulosa (S. Watson) Rose -- accepted -- rat's-tail succulent, ratstail succulent |
| |
Viola adunca ssp. oxyceras (S. Watson) Piper -- not accepted |
| |
Viola adunca var. oxyceras (S. Watson) Jeps. -- not accepted -- hookedspur violet |
| |
Viola cuneata S. Watson -- accepted -- wedgeleaf violet |
| |
Viola lobata ssp. integrifolia (S. Watson) R.J. Little -- not accepted -- pine violet |
| |
Viola lobata var. integrifolia S. Watson -- accepted -- pine violet |
| |
Viola nuttallii var. praemorsa (Douglas ex Lindl.) S. Watson -- not accepted |
| |
Viola oxyceras S. Watson -- not accepted |
| |
Viola purpurea ssp. venosa (S. Watson) M.S. Baker & J.C. Clausen -- not accepted -- goosefoot violet, goosefoot yellow violet |
| |
Viola purpurea var. venosa (S. Watson) Brainerd -- accepted -- goosefoot violet |
| |
Viola venosa (S. Watson) Rydb. -- not accepted |
| |
Viorna fremontii (S. Watson) A. Heller -- not accepted |
| |
Wahlbergella kingii (S. Watson) Rydb. -- not accepted |
| |
Wahlbergella montana (S. Watson) Rydb. -- not accepted |
| |
Wahlbergella parryi (S. Watson) Rydb. -- not accepted |
| |
Wasatchia kingii (S. Watson) M.E. Jones -- not accepted |
| |
Washingtonia sonorae S. Watson -- not accepted |
| |
Zanthoxylum clava-herculis var. fruticosum (A. Gray) S. Watson -- not accepted |
| |
Zapoteca formosa var. schottii (Torr. ex S. Watson) H.M. Hern. -- accepted -- Schott's stickpea |
| |
Zea canina S. Watson -- not accepted |
| |
Zephyranthes atamasca var. treatiae (S. Watson) Meerow -- not accepted -- Atamasco lily |
| |
Zephyranthes atamasco var. treatiae (S. Watson) Meerow -- not accepted -- Atamasco lily |
| |
Zephyranthes treatiae S. Watson -- accepted |
| |
Zigadenus fremontii (Torr.) Torr. ex S. Watson -- not accepted -- Fremont's deathcamas |
| |
Zigadenus fremontii var. fremontii (Torr.) Torr. ex S. Watson -- not accepted -- Fremont's deathcamas |
| |
Zigadenus nuttallii (A. Gray) S. Watson -- not accepted -- Nuttall's deathcamas |
| |
Zigadenus paniculatus (Nutt.) S. Watson -- not accepted -- foothill deathcamas, sand-corn |
| |
Zigadenus venenosus S. Watson -- not accepted -- death camas, meadow deathcamas |
| |
Zigadenus venenosus var. venenosus S. Watson -- not accepted -- meadow deathcamas |
| |
Zostera pacifica S. Watson -- not accepted -- Pacific zostera |
| |
Zygophyllidum biforme (S. Watson) Arthur -- not accepted |
| |
|
